US2617808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
4-thiazolidone-2-n-caproates and preparation thereof
Assignee: Abbott Laboratories
•
Filing: 1951-03-31
•
Granted: 1952-11-11
•
Expires: 1971-03-31
Abstract
No abstract record available.
Inventors
- 👤 Jay R Schenck
- 👤 Jr Robert K Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:47
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/02; C07D277/08; C07D277/12; C07D277/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF 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) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |