Patent US2940901A successfully refreshed from Google Patents.
US2940901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated medicaments
Assignee: Eastman Kodak Co
•
Filing: 1958-02-03
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Granted: 1960-06-14
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Expires: 1978-02-03
Abstract
No abstract record available.
Inventors
- 👤 Gordon D Hiatt
- 👤 Emerson John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:17
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/28; A61K9/2806; A61K9/2833; A61K9/286; A61K9/2866
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A MEDICAMENT COMPOSITION COMPRISING TABLETS OF A SOLID FROM MEDICAMENT COMPOUND WITH AN ALKYL AMINO ACETATE OF A CELLULOSE DERIVATIVE THE ALKYL AMINO GROUPS OF WHICH HAVE NO MORE THAN 8 CARBON ATOMS.
Claim 2
Dependent Claim
33 words
A MEDICAMENT COMPOSITION COMPRISING TABLETS OF A SOLID FROM MEDICAMENT COMPOUND WITH AN ALKYL AMINO ACETATE OF A CELLULOSE DERIVATIVE THE ALKYL AMINO GROUPS OF WHICH HAVE NO MORE THAN 8 CARBON ATOMS.
References Cited (Backward Citations)
GB344380A
Cited
US2072870A
Cited
US2136296A
Cited
US2233475A
Cited
US2518203A
Cited
US2512960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |