US2938907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of nu-t-alkylthiopicolinamides and nu-t-alkylthioisonicotinamides
Assignee: Rohm and Haas Co
•
Filing: 1958-03-03
•
Granted: 1960-05-31
•
Expires: 1978-03-03
Abstract
No abstract record available.
Inventors
- 👤 James L Rainey
- 👤 Richard C Mansfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:19
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/78; C07D213/83; C22; C22B; C22B3/00; C22B3/20; C22B3/26; C22B3/36; C22B3/362; Y; Y02; Y02P; Y02P10/00; Y02P10/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
4 words
N-T-ALKYLTHIOPICOLINAMIDES HAVING THE STRUCTURE:
Claim 2
Dependent Claim
4 words
N-T-ALKYLTHIOISONICOTINAMIDES HAVING THE STRUCTURE:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |