US2596069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions for combating tuberculosis
Assignee: F Hoffmann La Roche AG
•
Filing: 1952-03-07
•
Granted: 1952-05-06
•
Expires: 1972-03-07
Abstract
No abstract record available.
Inventors
- 👤 Fox Herman Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:42
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/435; A61K31/44
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
41 words
A COMPOSITION FOR COMBATTING TUBERCULOSIS COMPRISING FROM ABOUT 0.1 PER CENT TO ABOUT 50 PER CENT OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF ISONICOTINIC ACID HYDRAZIDE AND ACID ADDITION SALTS THEREOF AND A SIGNIFICANT AMOUNT OF 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) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |