US3723523A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-(1,1-dimethylpropynyl)-3,5-dichloro-4-methylbenzamide
Assignee: Rohm and Haas Co
•
Filing: 1971-11-04
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Granted: 1973-03-27
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Expires: 1991-11-04
Abstract
Abstract The novel compound N-(1,1-dimethylpropynyl)-3,5-dichloro-4methylbenzamide.
Inventors
- 👤 B Horrom
- 👤 A Crovetti
- 👤 K Viste
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:04
CPC Classifications
C; C07; C07C; C07C233/00; C07C233/64; C07C233/65; A; A01; A01N; A01N37/00; A01N37/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3133963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |