Patent US4321831A successfully refreshed from Google Patents.
US3116205A
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Veneer coated tablets
Assignee: Olin Corp
•
Filing: 1959-02-27
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Granted: 1963-12-31
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Expires: 1979-02-27
Abstract
No abstract record available.
Inventors
- 👤 Harland E Heilig
- 👤 Brown Elmer Stuart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:48
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/20; A61K9/28; A61K9/2806; A61K9/2833; A61K9/286; A61K9/2866; A61K9/2886
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A COATED PHARMACEUTICALLY ACCEPTABLE TABLET IN WHICH THE COATING COMPRISES A FILM OF RESIN OF TERPENE POLYMERS MELTING IN THE RANGE OF ABOUT 70*C.-135*C.
Claim 2
Dependent Claim
24 words
A COATED PHARMACEUTICALLY ACCEPTABLE TABLET IN WHICH THE COATING COMPRISES A FILM OF RESIN OF TERPENE POLYMERS MELTING IN THE RANGE OF ABOUT 70*C.-135*C.
References Cited (Backward Citations)
CA500758A
Cited
US2320716A
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US2320717A
Cited
US2357811A
Cited
US2319389A
Cited
US2685553A
Cited
US2770571A
Cited
US2853421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |