Patent US4619928A successfully refreshed from Google Patents.
US4619928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions for treating tumors
Assignee: Warner Chilcott Pharmaceuticals Inc
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Filing: 1984-12-20
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Granted: 1986-10-28
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Expires: 2004-12-20
Abstract
Abstract The invention involves compositions useful for treating certain malignant tumors with the compound ethyl 4-hydroxy-2-[(5-morpholinomethyl-2-oxo)-3-oxazolidinyliminomethyl]furo[2,3-b]pyridine-5-carboxylate (Compound I) or its pharmaceutically acceptable salts or hydrates.
Inventors
- 👤 Homer A. Burch
- 👤 Frank F. Ebetino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:58
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/535; A61P; A61P35/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A pharmaceutical composition, in a dosage form selected from sterile solutions, suspensions, suppositories, tablets or capsules, comprising from about 10 mg to about 2000 mg of the compound ethyl 4-hydroxy-2-((5-morpholinomethyl-2-oxo)-3-oxazolidinyliminomethyl)furo(2,3-b)pyridine-5-carboxylate, or a pharmaceutically-acceptable salt or hydrate or mixture thereof, and a pharmaceutical carrier.
Claim 2
Dependent Claim
43 words
A pharmaceutical composition, in a dosage form selected from sterile solutions, suspensions, suppositories, tablets or capsules, comprising from about 10 mg to about 2000 mg of the compound ethyl 4-hydroxy-2-((5-morpholinomethyl-2-oxo)-3-oxazolidinyliminomethyl)furo(2,3-b)pyridine-5-carboxylate, or a pharmaceutically-acceptable salt or hydrate or mixture thereof, and a pharmaceutical carrier.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-10-27 | 1990-04-28 | 1990-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-10-27 | 1994-04-28 | 1994-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-10-27 | 1998-04-28 | 1998-10-28 | $7700.00 | Window Closed / Lapsed |