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US4254101A
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Toothpaste compositions
Assignee: Procter and Gamble Co
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Filing: 1979-10-15
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Granted: 1981-03-03
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Expires: 1999-10-15
Abstract
Abstract Toothpastes containing a high level of humectant, a silica abrasive and a carboxyvinyl polymer and which possess excellent texture and appearance.
Inventors
- 👤 William D. Denny, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:36
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/25; A61K8/72; A61K8/81; A61K8/8141; A61K8/8147
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
64 words
A toothpaste composition comprising: (A) from about 6% to 45% of a silica dental abrasive; (B) from about 30% to 70% of a humectant; (C) from about 0.03% to 1.0% of a carboxyvinyl polymer; and (D) from about 10% to 45% of water; said composition providing a pH of from about 4.0 to 8.0 when slurried with water in a 3:1 water/composition weight ratio.
Claim 2
Dependent Claim
64 words
A toothpaste composition comprising: (A) from about 6% to 45% of a silica dental abrasive; (B) from about 30% to 70% of a humectant; (C) from about 0.03% to 1.0% of a carboxyvinyl polymer; and (D) from about 10% to 45% of water; said composition providing a pH of from about 4.0 to 8.0 when slurried with water in a 3:1 water/composition weight ratio.
Claim 3
Dependent Claim
51 words
A toothpaste composition in accordance with claim 1 which in addition contains from about 0.01% to 3% of a fluoride ion source selected from the group consisting of sodium fluoride, potassium fluoride, ammonium fluoride and mixtures thereof and wherein the pH provided by the composition is from about 6.8 to 8.0.
Claim 4
Dependent Claim
31 words
A toothpaste composition in accordance with claim 2 wherein the amount of silica abrasive is from about 10% to 30% and the amount of humectant is from about 45% to 60%.
Claim 5
Dependent Claim
71 words
A toothpaste composition in accordance with claim 3 which contains an additional toothpaste composition component selected from the group consisting of (A) from about 0.1% to 6% of a sudsing agent; (B) from about 0.01% to about 2% of a flavoring agent; (C) from about 0.05% to 2% of a sweetening agent; (D) from about 0.1% to 1.0% of an additional binder; and (E) mixtures of these additional toothpaste composition components.
Claim 6
Dependent Claim
50 words
A toothpaste composition in accordance with claim 4 wherein: (A) the sudsing agent is selected from the group consisting of water-soluble salts of alkyl sulfates, water-soluble salts of sulfonated monoglycerides and mixtures thereof; and (B) the humectant is selected from the group consisting of glycerine, sorbitol, xylitol and mixtures thereof.
Claim 7
Dependent Claim
24 words
A toothpaste composition in accordance with claim 5 wherein the fluoride ion source is sodium fluoride and wherein the additional binder is xanthan gum.
Claim 8
Dependent Claim
91 words
A toothpaste composition comprising: (A) from about 6% to 45% of a precipitated silica abrasive; (B) from about 30% to 70% of a humectant; (C) from about 0.03% to 1.0% of a carboxyvinyl polymer; (D) from about 0.01% to 3% of a fluoride ion source selected from the group consisting of sodium fluoride, potassium fluoride, ammonium fluoride and mixtures thereof; and (E) from about 10% to 45% of water; wherein said composition provides a pH of from about 6.8 to 8.0 when slurried with water in a 3:1 water/composition weight ratio.
Claim 9
Dependent Claim
91 words
A toothpaste composition comprising: (A) from about 6% to 45% of a precipitated silica abrasive; (B) from about 30% to 70% of a humectant; (C) from about 0.03% to 1.0% of a carboxyvinyl polymer; (D) from about 0.01% to 3% of a fluoride ion source selected from the group consisting of sodium fluoride, potassium fluoride, ammonium fluoride and mixtures thereof; and (E) from about 10% to 45% of water; wherein said composition provides a pH of from about 6.8 to 8.0 when slurried with water in a 3:1 water/composition weight ratio.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-03-02 | 1984-09-01 | 1985-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-02 | 1988-09-01 | 1989-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-02 | 1992-09-01 | 1993-03-03 | $7700.00 | Window Closed / Lapsed |