US3711496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
4-acylamino-1,2,4-triazole derivatives
Assignee: Saab Bofors AB
•
Filing: 1970-09-23
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Granted: 1973-01-16
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Expires: 1990-09-23
Abstract
Abstract PHARMACEUTICAL ACTIVE 4-ACYLAMINO-1,2,4-TRIAZOLE DERIVATIVES HAVING THE GENERAL FORMULA: 4-(A-B-CO-N(-R1)-)-1,2,4-TRIAZOLE IN WHICH R1 IS TETRAHYDROFURFURYL OR AN ALKYL HAVING 1-4 CARBON ATOMS, A IS PHENYL, NAPTHYL, BENZYLTHIO OR BENZYLOXY, B IS A SINGLE BOND, TETRAHYDROFURYL-ETHYL OR A STRAIGHT OR BRANCHED ALKYL HAVING 1-5 CARBON ATOMS.
Inventors
- 👤 M Matter
- 👤 K Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:39
CPC Classifications
C; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/12; C07D233/00; C07D233/54; C07D233/56; C07D249/00; C07D249/02; C07D249/08
Claims Analysis
Total Claims: 0
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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) | 1976-01-16 | 1976-07-17 | 1977-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-16 | 1980-07-17 | 1981-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-16 | 1984-07-17 | 1985-01-16 | $7700.00 | Window Closed / Lapsed |