US2798068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Series of new nu-(5-nitro-2-furyl) alkylidene-3-amino-5-tertiaryaminomethyl-2-oxazolidones and salts thereof
Assignee: Warner Chilcott Pharmaceuticals Inc
•
Filing: 1956-07-18
•
Granted: 1957-07-02
•
Expires: 1976-07-18
Abstract
No abstract record available.
Inventors
- 👤 Gever Gabriel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:34
CPC Classifications
C; C07; C07D; C07D413/00; C07D413/02; C07D413/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A MEMBER OF THE GROUP CONSISTING OF A COMPOUND HAVING CHEMOTHERAPEUTIC ACTIVITY ON ORAL ADMINISTRATION AND REPRESENTS BY THE FORMULA:
Claim 2
Dependent Claim
20 words
A MEMBER OF THE GROUP CONSISTING OF A COMPOUND HAVING CHEMOTHERAPEUTIC ACTIVITY ON ORAL ADMINISTRATION AND REPRESENTS BY THE FORMULA:
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) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |