US2895879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gelled glycerol fatty acid partial ester pharmaceutical carrier
Assignee: Eastman Kodak Co
•
Filing: 1957-04-19
•
Granted: 1959-07-21
•
Expires: 1977-04-19
Abstract
No abstract record available.
Inventors
- 👤 George Y Brokaw
- 👤 Jr William C Lyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:34
CPC Classifications
C; C11; C11C; C11C3/00; C11C3/02; C11C3/025; C11C3/04; C11C3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A FIRM, SUBSTANTIALLY CLEAR GEL COMPRISING A GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION CONTAINING AT LEAST 75% BY WEIGHT OF MONOGLYCERIDES HAVING FATTY ACID RADICALS WITH AT LEAST 16 CARBON ATOMS AND HAVING INCORPORATED THEREIN WATER IN AN AMOUNT OF FROM 10% TO 90% BY WEIGHT BASED ON SAID GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION AND A MEDICAMENT IN AMOUNTS UP TO ABOUT 15% BY WEIGHT BASED ON SAID GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION, SAID GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION CONTAINING LESS THAN 10% BY WEIGHT OF GLYCERIDES HAVING SATURATED FATTY ACID RADICALS WITH MORE THAN 11 CARBON ATOMS.
Claim 2
Dependent Claim
101 words
A FIRM, SUBSTANTIALLY CLEAR GEL COMPRISING A GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION CONTAINING AT LEAST 75% BY WEIGHT OF MONOGLYCERIDES HAVING FATTY ACID RADICALS WITH AT LEAST 16 CARBON ATOMS AND HAVING INCORPORATED THEREIN WATER IN AN AMOUNT OF FROM 10% TO 90% BY WEIGHT BASED ON SAID GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION AND A MEDICAMENT IN AMOUNTS UP TO ABOUT 15% BY WEIGHT BASED ON SAID GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION, SAID GLYCEROL FATTY ACID PARTIAL ESTER COMPOSITION CONTAINING LESS THAN 10% BY WEIGHT OF GLYCERIDES HAVING SATURATED FATTY ACID RADICALS WITH MORE THAN 11 CARBON ATOMS.
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-20 | 1963-01-19 | 1963-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-20 | 1967-01-19 | 1967-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-20 | 1971-01-19 | 1971-07-21 | $7700.00 | Window Closed / Lapsed |