US2623876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mercapto-penicillins
Assignee: Eli Lilly and Co
•
Filing: 1949-05-03
•
Granted: 1952-12-30
•
Expires: 1969-05-03
Abstract
No abstract record available.
Inventors
- 👤 Otto K Behrens
- 👤 Reuben G Jones
- 👤 Quentin F Soper
- 👤 Joseph W Corse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:12
CPC Classifications
C; C07; C07D; C07D403/00; C07D403/02; C07D403/12; C07D417/00; C07D417/02; C07D417/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
1 words
ALLYLMERCAPTO-PENICILLIN.
Claim 2
Dependent Claim
1 words
ALLYLMERCAPTO-PENICILLIN.
References Cited (Backward Citations)
US2479295A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |