US4374823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental composition
Assignee: Colgate Palmolive Co
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Filing: 1981-08-17
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Granted: 1983-02-22
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Expires: 2001-08-17
Abstract
Abstract A dentifrice composition is disclosed utilizing a gelling agent consisting essentially of xanthan and guar gums in specified ratios.
Inventors
- 👤 Kenneth Harvey
- 👤 Harry Hayes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:22
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/60; A61K8/19; A61K8/20; A61K8/21; A61K8/33; A61K8/34; A61K8/345; A61K8/67; A61K8/676; A61K8/72; A61K8/73; A61K8/737; A61Q; A61Q11/00; A61K2800/00; A61K2800/40; A61K2800/59; A61K2800/594
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
62 words
A dental composition comprising 20 to 75% by weight of an aqueous liquid carrier consisting essentially of sorbitol as humectant and, proportioned therewith to provide a creamy or gel consistency in amount of 0.2 to 10% by weight, a gelling agent composition consisting essentially of xanthan and guar gum, the weight ratio of xanthan to guar gum being from 1:3 to 1:10.
Claim 2
Dependent Claim
62 words
A dental composition comprising 20 to 75% by weight of an aqueous liquid carrier consisting essentially of sorbitol as humectant and, proportioned therewith to provide a creamy or gel consistency in amount of 0.2 to 10% by weight, a gelling agent composition consisting essentially of xanthan and guar gum, the weight ratio of xanthan to guar gum being from 1:3 to 1:10.
Claim 3
Dependent Claim
25 words
A dental composition as claimed in claim 3 wherein the gelling agent composition is present in amount in the range 0.5 to 1.5% by weight.
Claim 4
Dependent Claim
26 words
A dental composition as claimed in any of the preceding claims wherein from 15 to 75% of a dentally acceptable water insoluble polishing material is present.
Claim 5
Dependent Claim
28 words
A dental composition as claimed in any of the preceding claims wherein a fluorine-providing compound is present in a non-toxic amount to provide up to about 1% fluorine.
Claim 6
Dependent Claim
15 words
A dental composition as claimed in claim 4 wherein the fluorine-providing compound is stannous fluoride.
References Cited (Backward Citations)
US3765918A
Cited
US4259316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-02-21 | 1986-08-23 | 1987-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-02-21 | 1990-08-23 | 1991-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-02-21 | 1994-08-23 | 1995-02-22 | $7700.00 | Window Closed / Lapsed |