Patent US2689170A successfully refreshed from Google Patents.
US2689170A
Expired / Lapsed
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Oral preparation for inhibition of dental caries
Assignee: Colgate Palmolive Co
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Filing: 1952-02-15
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Granted: 1954-09-14
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Expires: 1972-02-15
Abstract
No abstract record available.
Inventors
- 👤 King William James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:01
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A DENTAL PREPARATION COMPRISING A SUBSTANTIALLY SATURATED ALIPHATIC ACYL AMIDE OF A SATURATED ALIPHATIC MONOAMINOCARBOXYLIC ACID COMPOUND HAVING 2 TO 6 CARBON ATOMS, THE ALIPHATIC ACYL GROUP HAVING ABOUT 12 TO 16 CARBON ATOMS, AND LESS THAN ABOUT 15% BY WEIGHT BASED ON SAID AMIDE OF HIGHER FATTY ACID MATERIAL, THE AMOUNT OF SAID MATERIAL BEING INSUFFICIENT TO SUBSTANTIALLY ADVERSELY AFFECT SAID AMIDE.
Claim 2
Dependent Claim
63 words
A DENTAL PREPARATION COMPRISING A SUBSTANTIALLY SATURATED ALIPHATIC ACYL AMIDE OF A SATURATED ALIPHATIC MONOAMINOCARBOXYLIC ACID COMPOUND HAVING 2 TO 6 CARBON ATOMS, THE ALIPHATIC ACYL GROUP HAVING ABOUT 12 TO 16 CARBON ATOMS, AND LESS THAN ABOUT 15% BY WEIGHT BASED ON SAID AMIDE OF HIGHER FATTY ACID MATERIAL, THE AMOUNT OF SAID MATERIAL BEING INSUFFICIENT TO SUBSTANTIALLY ADVERSELY AFFECT SAID AMIDE.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |