US3699220A
Expired / Lapsed
US
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Dentifrice
Assignee: CONSMETISCHE FABRIEK PRONDENTA
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Filing: 1970-07-10
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Granted: 1972-10-17
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Expires: 1990-07-10
Abstract
Abstract A dentifrice having anticariogenic activity is prepared by including therein a monofluophosphateand a trimetaphosphate.
Inventors
- 👤 Jan Weststrate
- 👤 Christiaan Albertus Joha Grabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:08
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24; A61K8/20; A61K8/21; A61Q; A61Q11/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
A toothpaste according to claim 1, wherein the pH of the toothpaste ranges from 6.0 - 7.5.
Claim 2
Dependent Claim
18 words
A method of reducing dental caries which comprises brushing the teeth with a dentifrice composition of claim 1.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-17 | 1976-04-17 | 1976-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-17 | 1980-04-17 | 1980-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-17 | 1984-04-17 | 1984-10-17 | $7700.00 | Window Closed / Lapsed |