US3634585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dentifrice preparation
Assignee: Colgate Palmolive Co
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Filing: 1966-08-11
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Granted: 1972-01-11
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Expires: 1986-08-11
Abstract
Abstract A DENTIFRICE PREPARATION CONTAINING SODIUM MONOFLUOROPHOSPHATE AND A COMPATIBLE POLISHING AGENT AT LEAST A MAJOR PART BY WEIGHT OF WHICH IS DICALCIUM PHOSPHATE. A MINOR PART BY WEIGHT OF THE POLISHING AGENT MAY BE CALCIUM CARBONATE.
Inventors
- 👤 Roderick David Manahan
- 👤 Virgil John Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:14
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/24
Claims Analysis
Total Claims: 0
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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) | 1975-01-10 | 1975-07-12 | 1976-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-10 | 1979-07-12 | 1980-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-10 | 1983-07-12 | 1984-01-11 | $7700.00 | Window Closed / Lapsed |