US3076800A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jj-lactams unsubstituted at the nitrogen
Assignee: —
•
Filing: —
•
Granted: 1963-02-05
•
Expires: 1980-02-05
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:24
CPC Classifications
C; C07; C07D; C07D205/00; C07D205/02; C07D205/06; C07D205/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
B-AMINO-CARBOXYLIC ACID LACTAMS OF THE GROUP CONSISTING OF
Claim 2
Dependent Claim
8 words
B-AMINO-CARBOXYLIC ACID LACTAMS OF THE GROUP CONSISTING OF
References Cited (Backward Citations)
DE941847C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |