US3733399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oral compositions containing an enzyme
Assignee: Colgate Palmolive Co
•
Filing: 1972-01-14
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Granted: 1973-05-15
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Expires: 1992-01-14
Abstract
Abstract TOOTHPASTE COMPOSITIONS WHICH CONTAIN AS THE ACTIVE INGREDIENT, THE ENZYME INVERTASE.
Inventors
- 👤 J Becker
- 👤 R Mitchell
- 👤 W Pierson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:52
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/64; A61K8/66; A61Q; A61Q11/00
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) | 1976-05-14 | 1976-11-13 | 1977-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-14 | 1980-11-13 | 1981-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-14 | 1984-11-13 | 1985-05-15 | $7700.00 | Window Closed / Lapsed |