US3010972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensed cyclopropyl amine derivatives
Assignee: Smith Kline & French Laboratories Ltd
•
Filing: 1960-03-18
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Granted: 1961-11-28
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Expires: 1980-03-18
Abstract
No abstract record available.
Inventors
- 👤 Kaiser Carl
- 👤 Charles L Zirkle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:03
CPC Classifications
C; C07; C07D; C07D333/00; C07D333/50; C07D333/52; C07D333/54; C07C; C07C57/00; C07C57/52; C07C57/58; C07C57/60; C07C61/00; C07C61/16; C07C61/39; C07C61/40; C07C62/00; C07C62/30; C07C62/34; C07D307/00; C07D307/77; C07D307/93; C07D333/62; C07D333/64; C07D333/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A CHEMICAL COMPOUND OF THE CLASS CONSISTING OF A FREE BASE AND ITS NONTOXIC, PHARMACEUTICALLY ACCEPTABLE, ACID ADDITION SALTS, THE FREE BASE HAVING THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
26 words
A CHEMICAL COMPOUND OF THE CLASS CONSISTING OF A FREE BASE AND ITS NONTOXIC, PHARMACEUTICALLY ACCEPTABLE, ACID ADDITION SALTS, THE FREE BASE HAVING THE FOLLOWING 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) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |