CA2613222A1 - Process of tooth whitening and apparatus therefor - Google Patents

Process of tooth whitening and apparatus therefor Download PDF

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Publication number
CA2613222A1
CA2613222A1 CA002613222A CA2613222A CA2613222A1 CA 2613222 A1 CA2613222 A1 CA 2613222A1 CA 002613222 A CA002613222 A CA 002613222A CA 2613222 A CA2613222 A CA 2613222A CA 2613222 A1 CA2613222 A1 CA 2613222A1
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CA
Canada
Prior art keywords
whitening composition
light source
agent
composition
tooth
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Granted
Application number
CA002613222A
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French (fr)
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CA2613222C (en
Inventor
Bryan Wasylucha
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Individual
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Individual
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Publication date
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Priority to CA2747135A priority Critical patent/CA2747135C/en
Publication of CA2613222A1 publication Critical patent/CA2613222A1/en
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Publication of CA2613222C publication Critical patent/CA2613222C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • A61C19/06Implements for therapeutic treatment
    • A61C19/063Medicament applicators for teeth or gums, e.g. treatment with fluorides
    • A61C19/066Bleaching devices; Whitening agent applicators for teeth, e.g. trays or strips
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • A61C19/003Apparatus for curing resins by radiation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • A61C19/02Protective casings, e.g. boxes for instruments; Bags
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C19/00Dental auxiliary appliances
    • A61C19/06Implements for therapeutic treatment
    • A61C19/063Medicament applicators for teeth or gums, e.g. treatment with fluorides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C3/00Dental tools or instruments
    • A61C3/005Brushes for applying dental compositions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/22Peroxides; Oxygen; Ozone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00Radiation therapy
    • A61N5/06Radiation therapy using light
    • A61N5/0601Apparatus for use inside the body
    • A61N5/0603Apparatus for use inside the body for treatment of body cavities
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61NELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00Radiation therapy
    • A61N5/06Radiation therapy using light
    • A61N5/0613Apparatus adapted for a specific treatment
    • A61N5/062Photodynamic therapy, i.e. excitation of an agent
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q11/00Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B11/00Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water
    • A46B11/001Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water with integral reservoirs
    • A46B11/002Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water with integral reservoirs pressurised at moment of use manually or by powered means
    • A46B11/0024Brushes with reservoir or other means for applying substances, e.g. paints, pastes, water with integral reservoirs pressurised at moment of use manually or by powered means with a permanently displaceable pressurising member that remain in position unless actuated, e.g. lead-screw or ratchet mechanisms, toothpaste tube twisting or rolling devices
    • A46B11/0027Lead-screw mechanisms
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B2200/00Brushes characterized by their functions, uses or applications
    • A46B2200/10For human or animal care
    • A46B2200/1066Toothbrush for cleaning the teeth or dentures
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00Filling or capping teeth
    • A61C5/60Devices specially adapted for pressing or mixing capping or filling materials, e.g. amalgam presses
    • A61C5/62Applicators, e.g. syringes or guns
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00Filling or capping teeth
    • A61C5/60Devices specially adapted for pressing or mixing capping or filling materials, e.g. amalgam presses
    • A61C5/62Applicators, e.g. syringes or guns
    • A61C5/64Applicators, e.g. syringes or guns for multi-component compositions

Abstract

A process of whitening a tooth provided by the invention includes the steps of providing a delivery device for mechanical dispensing of a predetermined amount of a whitening composition to an applicator tip; dispensing the amount of whitening composition to the applicator tip; applying the amount of whitening composition disposed on the applicator tip to the tooth to be whitened; and allowing the whitening composition to remain in contact with the tooth for a period of time sufficient to whiten the tooth. Optionally, the process further includes the step of exposing the whitening composition to light. A gum or candy for tooth bleaching is detailed along with methods of use. A device adapted to dispense an amount of a dental whitening composition optionally includes a light source for activating the whitener.

Claims (125)

1. A process of whitening a tooth, comprising the steps of:
providing a delivery device for mechanically dispensing a desired amount of a whitening composition to an applicator tip;
dispensing the amount of whitening composition to the applicator tip;
applying the amount of whitening composition disposed on the applicator tip to a tooth to be whitened; and allowing the whitening composition to remain in contact with the tooth for a period of time sufficient to whiten a tooth.
2. The process of claim 1, wherein the desired amount of a whitening composition is a predetermined amount.
3. The process of claim 2 wherein the predetermined amount ranges between 1 - 500 microliters.
4. The process of claim 2 wherein the predetermined amount ranges between - 100 microliters.
5. The process of claim 1, further coinprising the step of exposing the whitening composition to light.
6. The process of claim 5, wherein the whitening composition is exposed to light prior to applying the amount of whitening composition disposed on the applicator tip to the tooth to be whitened.
7. The process of claim 5, wherein the whitening composition is exposed to light after applying the amount of whitening composition disposed on the applicator tip to the tooth to be whitened.
8. The process of claim 5, wherein the whitening composition is exposed to light during application the amount of whitening composition disposed on the applicator tip to the tooth to be whitened.
9. ~The process of claim 1, further comprising the step of exposing the whitening composition to light emitted from a light source disposed on the mechanical dispensing device.
10. ~The process of claim 1, further comprising the step of exposing the whitening composition to light emitted from a light source disposed in the whitening composition.
11. ~The process of claim 10, wherein the light source is a phosphorescent light source.
12. ~The process of claim 11, wherein the phosphorescent light source is microencapsulated.
13. ~The process of claim 11, wherein the light source is a particulate phosphorescent material excited by light in the range of 300 - 500 nanometers.
14. ~The process of claim 11, wherein the light source is a particulate phosphorescent material excited by light in the range of 390 - 410 nanometers.
15. ~The process of claim 11, wherein the light source has an emission peak in the range of 485-495.
16. ~The process of claim 11, wherein the particulate phosphorescent material includes particles ranging in size from 10-100 microns.
17. ~The process of claim 11, wherein the particulate phosphorescent material comprises particles ranging in size from 30-65 microns.
18. ~The process of claim 11, wherein the particulate phosphorescent material comprises strontium-containing particles.
19. ~The process of claim 11, further comprising the step of exposure the light source included in the dispensing device to an exciting light from a source external to the device.
20. ~The process of claim 10, wherein the light source is a chemiluminescent light source.
21. ~The process of claim 20, wherein a component of a chemiluminescent light producing reaction is microencapsulated.
22. ~The process of claim 20, wherein a first component of a chemiluminescent light producing reaction is separated from a second component of a chemiluminescent reaction by a breakable barrier disposed in the delivery device.
23. ~The process of claim 1, wherein the whitening composition comprises an oxidizing agent.
24. ~The process of claim 1, wherein the whitening composition comprises a peroxide.
25. ~The process of claim 1, wherein the whitening composition comprises an oxidizing agent at a concentration ranging from 1- 50%, inclusive, by weight of the total whitening composition.
26. ~The process of claim 1, wherein the whitening composition comprises ascorbic acid at a concentration ranging from 1- 50%, inclusive, by weight of the total whitening composition.
27. ~The process of claim 1 wherein the whitening composition comprises a therapeutic agent selected from the group consisting of: a toothpaste, a mouthwash, an anti-plaque agent, an anesthetic, a desensitizing agent, an analgesic, an antibiotic, an antifungal, an antimicrobial, an antiviral, an anti-inflammatory agent, a steroid, a remineralizing agent an anticariogenic agent, a vitamin, a mineral and a combination thereof.
28. ~The process of claim 1, further comprising the step of providing a dental apparatus, the dental apparatus comprising:
a support structure adapted to be placed entirely within a user's mouth; and a light source disposed on or in the support structure such that light emitted from the source impinges on the dental whitening composition on a tooth to be whitened, wherein the apparatus has a volume between 0.5 - 450 cm3.
29. ~The process of claim 28, wherein the dental apparatus comprises a support structure moldable to conform to the user's dentition and adapted to fit entirely within the user's mouth during use.
30. ~The process of claim 29, further including the step of molding the support structure into a dental tray conforming to the user's dentition.
31. ~The process of claim 29, wherein the support structure is moldable at room temperature.
32. ~The process of claim 29, wherein the support structure is moldable at a temperature ranging between 10 - 40°C.
33. ~The process of claim 28, wherein the dental apparatus further comprises a dental whitening composition in contact with the support structure.
34. ~The process of claim 28, wherein the dental apparatus further comprises a therapeutic agent in contact with the support structure, the agent selected from the group consisting of: a toothpaste, a mouthwash, an anti-plaque agent, an anesthetic, a desensitizing agent, an analgesic, an antibiotic, an antifungal, an antimicrobial, an antiviral, an anti-inflammatory agent, a steroid, a remineralizing agent an anticariogenic agent, a vitamin and a combination thereof.
35. ~The process of claim 34, wherein the therapeutic agent is microencapsulated.
36. ~The process of claim 33, wherein the whitening composition comprises a microencapsulated oxidizing agent.
37. ~The process of claim 28, wherein the light source is a particulate phosphorescent material excited by light in the range of 300 - 500 nanometers.
38. ~The process of claim 28, wherein the light source is a particulate phosphorescent material excited by light in the range of 390 - 410 nanometers.
39. ~The process of claim 28, wherein the light source has an emission peak in the range of 485-495 nanometers.
40. ~The process of claim 28, wherein the particulate phosphorescent material includes particles ranging in size from 10-100 microns.
41. ~The process of claim 28, wherein the particulate phosphorescent material comprises particles ranging in size from 30-65 microns.
42. ~The process of claim 28, wherein the particulate phosphorescent material comprises strontium-containing particles.
43. ~The process of claim 28, wherein the support structure is provided as a moldable U-shaped substantially planar sheet material comprising a plurality of three dimensional hexagonal cells on a surface.
44. ~The process of claim 43, wherein the U-shaped sheet material has a length, a width and a depth, then length ranging from 2- 6 centimeters, the width ranging from 4 - 10 centimeters, the depth ranging from 0.2 - 5 millimeters.
45. ~The process of claim 43, wherein the U-shaped sheet material comprises first and second lateral extension portions terminating in first and second ends, wherein the lateral portions have side edges that meet the ends so as to form a 90 degree angle.
46. ~The process of claim 43, wherein the U-shaped sheet material is dimensioned such that the surface is positionable in a human mouth to contact an occlusal surface of 6 - 10 contiguous teeth on an upper or lower dental arch.
47. ~The process of claim 43, wherein the surface comprising the plurality of three dimensional hexagonal cells is positioned facing a tooth to be whitened during use.
48. ~The process of claim 43, wherein an individual hexagonal cell of the plurality comprises 6 sides of equal length, a diameter ranging from about 5 to 6 millimeters and a central depression having a maximal depth of about 0.1 to 4 millimeters.
49. ~The process of claim 1, further comprising the step of exposing the front and back surfaces of teeth to light in a closed mouth.
50. ~A device adapted to mechanically dispense a predetermined amount of a tooth whitening composition to an applicator tip, comprising:
a reservoir containing a tooth whitening composition.
51. ~The device of claim 50, wherein the tooth whitening composition comprises an oxidizing agent.
52. ~The device of claim 50, wherein the tooth whitening composition comprises a peroxide.
53. ~The device of claim 50, wherein the whitening composition is present in an amount ranging from 1- 50% by weight.
54. ~The device of claim 52, wherein the peroxide is present at a concentration ranging from 5 - 35%.
55. ~The device of claim 50, wherein the tooth whitening composition further comprises a therapeutic agent selected from the group consisting of: a toothpaste, a mouthwash, an anti-plaque agent, an anesthetic, a desensitizing agent, an analgesic, an antibiotic, an antifungal, an antimicrobial, an antiviral, an anti-inflammatory agent, a steroid, a remineralizing agent an anticariogenic agent, a vitamin, a mineral and a combination thereof.
56. ~The device of claim 50, further comprising a light source disposed on or in the device such that light emitted by the light source impinges on the tooth whitening composition.
57. ~The device of claim 56, wherein the light source is disposed on a wall of the reservoir.
58. ~The device of claim 56, wherein the light source is disposed on a wall of the applicator tip.
59. ~The device of claim 56, wherein the light source is disposed on a cap, the cap adapted to cover the applicator tip.
60. ~The device of claim 56, wherein the light source is a light emitting diode.
61. ~The device of claim 56, wherein the light source is a laser diode.
62. ~The device of claim 56, wherein the light source is a luminescent material disposed in the reservoir.
63. ~The device of claim 62, wherein the luminescent material disposed in the reservoir is a microencapsulated luminescent material.
64. ~The device of claim 56, wherein the light source is a luminescent material disposed in a wall of the reservoir.
65. ~The device of claim 56, wherein the light source is a luminescent material disposed on a surface of a wall of the reservoir.
66. ~A chewing gum or candy composition comprising:
a confectionary base; and a tooth whitening composition.
67. ~The composition of claim 66, wherein the confectionary base is a chewing gum base comprising an ingredient selected from the group consisting of: a natural or synthetic elastomer, a solvent, an emulsifying agent, a filler, a flavoring agent, a coloring agent, a preserving agent and a sweetening agent.
68. ~The composition of claim 66, wherein the confectionary base is a candy base comprising an ingredient selected from the group consisting of: a solvent, an emulsifying agent, a filler, a flavoring agent, a coloring agent, a preserving agent and a sweetening agent.
69. ~The composition of claim 66, wherein the whitening composition is present in an amount ranging from 1- 50% by weight.
70. ~The composition of claim 66, wherein the whitening composition comprises a peroxide.
71. ~The composition of claim 70, wherein the peroxide is present at a concentration ranging from 3 - 35%.
72. ~The composition of claim 66, further comprising a light source.
73. ~The composition of claim 72, wherein the light source is selected from the group consisting of: phosphorescent, fluorescent and chemiluminescent.
74. ~The composition of claim 72, wherein the light source is a microencapsulated chemiluminescent light source.
75. ~A chewing gum or candy composition comprising:
a confectionary base configured to form a wall enclosing a cavity; and a tooth whitening composition disposed in the cavity.
76. ~The composition of claim 75, wherein the confectionary base is a chewing gum base comprising an ingredient selected from the group consisting of: a natural or synthetic elastomer, a solvent, an emulsifying agent, a filler, a flavoring agent, a coloring agent and a sweetening agent.
77. ~The composition of claim 75, wherein the confectionary base is a candy base comprising an ingredient selected from the group consisting of: a solvent, an emulsifying agent, a filler, a flavoring agent, a coloring agent and a sweetening agent.
78. ~The composition of claim 75, wherein the whitening composition is in a form selected from the group consisting of: liquid, gel, microencapsulated liquid and microencapsulated gel.
79. ~The composition of claim 75, wherein the whitening composition is present in an amount ranging from 1- 50% by weight.
80. ~The composition of claim 75, wherein the whitening composition further includes an ingredient selected from the group consisting of: a solvent, an emulsifier, a buffering agent, a flavoring agent, a sweetener, a coloring agent a thickener, and a preservative.
81. ~The composition of claim 75, further comprising an external coating.
82. ~The composition of claim 75, further comprising a light source.
83. ~The composition of claim 75, wherein the light source is selected from the group consisting of: phosphorescent, fluorescent, chemiluminescent and a combination thereof.
84. ~The composition of claim 82, wherein the light source is a microencapsulated chemiluminescent light source.
85. ~A commercial package comprising:

a mechanical dispensing device adapted to mechanically dispense a predetermined amount of a whitening composition; and instructions for use.
86. ~The commercial package of claim 85, further comprising a separator.
87. ~The commercial package of claim 85, further comprising a dental apparatus moldable at the time of use to form a dental tray custom fit to a user's teeth, the apparatus comprising a support structure and a light source.
88. ~The commercial package of claim 85, further comprising a dental apparatus comprising a U-shaped substantially planar sheet material support structure having a surface comprising a hexagonal cell and dimensioned such that the surface is positionable in a human mouth to contact an occlusal surface of 2-14 contiguous teeth on an upper or lower dental arch.
89. ~The commercial package of claim 87, wherein the support structure is a sheet material having a textured surface.
90. ~The commercial package of claim 87, wherein the support structure is a sheet material comprising a reservoir.
91. ~The commercial package of claim 87, wherein the light source is integral to the support structure.
92. ~The process of claim 87, wherein the support structure is moldable at room temperature.
93. ~The commercial package of claim 87, wherein the support structure is moldable at a temperature ranging between 10 - 40°C.
94. ~The commercial package of claim 87, wherein the dental apparatus further comprises a dental whitening composition in contact with the support structure.
95. ~The commercial package of claim 87, wherein the dental apparatus further comprises a therapeutic agent in contact with the support structure, the agent selected from the group consisting of: a toothpaste, a mouthwash, an anti-plaque agent, an anesthetic, a desensitizing agent, an analgesic, an antibiotic, an antifungal, an antimicrobial, an antiviral, an anti-inflammatory agent, a steroid, a remineralizing agent an anticariogenic agent, a vitamin and a combination thereof.
96. ~The commercial package of claim 95, wherein the therapeutic agent is microencapsulated.
97. ~The commercial package of claim 95, wherein the whitening composition comprises a microencapsulated oxidizing agent.
98. ~The commercial package of claim 87, wherein the light source is a particulate phosphorescent material excited by light in the range of 300 - 500 nanometers.
99. ~The commercial package of claim 87, wherein the light source is a particulate phosphorescent material excited by light in the range of 390 - 410 nanometers.
100. ~The commercial package of claim 87, wherein the light source has an emission peak in the range of 485-495 nanometers.
101. ~The commercial package of claim 87, wherein the particulate phosphorescent material includes particles ranging in size from 10-100 microns.
102. ~The commercial package of claim 87, wherein the particulate phosphorescent material comprises particles ranging in size from 30-65 microns.
103. The commercial package of claim 87, wherein the particulate phosphorecent material comprises strontium-containing particles.
104. The commercial package of claim 87, wherein the support structure is provided as a moldable U-shaped substantially planar sheet material comprising a plurality of three dimensional hexagonal cells on a surface.
105. The commercial package of claim 87, wherein the U-shaped sheet material has a length, a width and a depth, then length ranging from 2 - 6 centimeters, the width ranging from 4-10 centimeters, the depth ranging from 0.2 - 5 millimeters.
106. The commercial package of claim 87, wherein the U-shaped sheet material comprises first and second lateral extension portions terminating in first and second ends, wherein the lateral portions have side edges that meet the ends so as to form a 90 degree angle.
107. The commercial package of claim 87, wherein the U-shaped sheet material is dimensioned such that the surface is positionable in a human mouth to contact an occlusal surface of 6-10 contiguous teeth on an upper or lower dental arch.
108. The commercial package of claim 87, further comprising a second light source, wherein the second light source is an LED.
109. The commercial package of claim 108, wherein the second light source is 0.1 -3.0 inches in length, 0.1 - 2.0 inches in width, and 0.1 - 0.5 inch deep.
110. The commercial package of claim 108, wlierein the LED emits light having a wavelength in the range of about 300-500 nanometers.
111. The commercial package of claim 108, wherein the LED emits light having a wavelength in the range of about 390-410 nanometers.
112. The commercial package of claim 86, wherein the separator is a cotton roll.
113. A process for tooth whitening, comprising the steps of:
providing a chewing gum or candy tooth whitening composition delivery vehicle to a user, the vehicle comprising a confectionary base and a tooth whitening composition;
contacting a tooth of the user with the tooth whitening composition; and allowing the whitening composition to remain in contact with the tooth for a period of time sufficient to whiten the tooth.
114. The process of claim 113, wherein the steps of the process are repeated a number of times ranging from 5-10.
115. The process of claim 113, wherein the whitening composition is exposed to light prior to the step of contacting a tooth of the user with the composition.
116. The process of claim 113, wherein the whitening composition is exposed to light after the step of contacting a tooth of the user with the composition.
117. A commercial package comprising:
a mechanical dispensing device adapted to mechanically dispense a predetermined amount of a whitening composition; and instructions for use.
118. The commercial package of claim 117, further comprising a mirror.
119. A process of whitening a tooth, comprising the steps of:
providing a delivery device for mechanically dispensing a desired amount of a whitening composition to an applicator tip;
dispensing the amount of whitening composition to the applicator tip;
applying the amount of whitening composition disposed on the applicator tip to a tooth to be whitened;
providing an apparatus comprising: a moldable U-shaped substantially planar support structure having a plurality of hexagonal cells on a surface; and a phosphorescent light source disposed on the surface;
providing an exciting light source wherein the exciting light source is an LED

having a length ranging from 0.1-1.75 inches, a width ranging from 0.1 - 1.0 inch and a depth of 0.1 - 0.375 inch, capable of exciting the phosphorescent light source;
activating the phosphorescent light source disposed on the apparatus by exposure to light from the exciting light source;
molding the apparatus to conform to the user's teeth;
and allowing the whitening composition to remain in contact with a tooth for a period of time sufficient to whiten a tooth.
120. The process of claim 20, wherein a first component of a chemiluminescent reaction producing the chemiluminescent light source is disposed in the device and a second component of a chemiluminescent reaction is external to the device.
121. A process for whitening a tooth using an inventive gum or candy whitening composition delivery device comprising the steps of:
providing a gum or candy composition including a whitening composition to a user;
contacting the teeth with the whitening composition; and allowing the whitening composition to remain in contact with a tooth for a period of time sufficient to whiten a tooth.
122. The process of claim 121, further comprising the step of repeating the steps of providing the composition, contacting the user's teeth, and allowing the tooth to remain in contact with the whitening composition a number of times ranging from 2-100.
123. The process of claim 121, further comprising the step of exposing the whitening composition to light.
124. A commercial package comprising:
a plurality of pieces of a candy or gum comprising a tooth whitening composition, the tooth whitening composition comprising an oxidizing agent.
125. The commercial package of claim 124, wherein the plurality of pieces is a number of pieces ranging from 2-100.
CA2613222A 2003-06-19 2004-06-21 Process of tooth whitening and apparatus therefor Active CA2613222C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2747135A CA2747135C (en) 2003-06-19 2004-06-21 Process of tooth whitening and apparatus therefor

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US47980103P 2003-06-19 2003-06-19
US60/479,801 2003-06-19
US10/872,256 US8602774B2 (en) 2002-12-04 2004-06-18 Process of tooth whitening and apparatus therefor
US10/872,256 2004-06-18
PCT/US2004/019821 WO2004112637A2 (en) 2003-06-19 2004-06-21 Process of tooth whitening and apparatus therefor

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2747135A Division CA2747135C (en) 2003-06-19 2004-06-21 Process of tooth whitening and apparatus therefor

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CA2613222A1 true CA2613222A1 (en) 2004-12-29
CA2613222C CA2613222C (en) 2011-10-25

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US (2) US8602774B2 (en)
CA (1) CA2613222C (en)
WO (1) WO2004112637A2 (en)

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WO2004112637A3 (en) 2005-08-18
WO2004112637A2 (en) 2004-12-29
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US20140099603A1 (en) 2014-04-10
US10285790B2 (en) 2019-05-14
US8602774B2 (en) 2013-12-10

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