US3043868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-xenylalkanoylaminoalkanoic acids and esters thereof
Assignee: GD Searle LLC
•
Filing: 1959-12-09
•
Granted: 1962-07-10
•
Expires: 1979-12-09
Abstract
No abstract record available.
Inventors
- 👤 Krimmel Carl Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:03
CPC Classifications
C; C07; C07C; C07C275/00; C07C275/46; C07C275/58; C07C275/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A COMPOUND OF THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
6 words
A COMPOUND OF THE STRUCTURAL FORMULA
References Cited (Backward Citations)
US2179979A
Cited
US2440356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |