US2962500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New alkyl-piperidines
Assignee: CIBA PHARM PROD Inc
•
Filing: 1958-07-14
•
Granted: 1960-11-29
•
Expires: 1978-07-14
Abstract
No abstract record available.
Inventors
- 👤 Hoffmann Karl
- 👤 Sury Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:03
CPC Classifications
C; C07; C07D; C07D211/00; C07D211/04; C07D211/68; C07D211/70; C07D211/06; C07D211/08; C07D211/10; C07D211/12; C07D211/14; C07D211/18; C07D211/20; C07D211/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A MEMBER OF THE GROUP CONSISTING OF ALKYL PIPERIDINE COMPOUNDS OF THE FORMULA:
Claim 2
Dependent Claim
13 words
A MEMBER OF THE GROUP CONSISTING OF ALKYL PIPERIDINE COMPOUNDS OF THE FORMULA:
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) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |