US2921886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dentifrice composition comprising an n-higher alkyl morpholine
Assignee: Colgate Palmolive Co
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Filing: 1958-11-28
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Granted: 1960-01-19
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Expires: 1978-11-28
Abstract
No abstract record available.
Inventors
- 👤 Panepinto Gloria Christin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:47
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A DENTIFRICE PREPARATION COMPRISING A POLISHING AGENT AND ABOUT 0.05 TO 10% BY WEIGHT OF AN N-ALKYL MORPHOLINE COMPOUND, SAID ALKYL GROUP HAVING 8 TO 16 CARBON ATOMS.
Claim 2
Dependent Claim
28 words
A DENTIFRICE PREPARATION COMPRISING A POLISHING AGENT AND ABOUT 0.05 TO 10% BY WEIGHT OF AN N-ALKYL MORPHOLINE COMPOUND, SAID ALKYL GROUP HAVING 8 TO 16 CARBON ATOMS.
References Cited (Backward Citations)
US2689170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |