US3260723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
4-phenoxy piperidines; alpha4-phenoxy piperideines
Assignee: Parke Davis and Co LLC
•
Filing: 1963-08-27
•
Granted: 1966-07-12
•
Expires: 1983-08-27
Abstract
No abstract record available.
Inventors
- 👤 Italien Yvon J L
- 👤 Campbell Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:46
CPC Classifications
C; C07; C07D; C07D211/00; C07D211/04; C07D211/68; C07D211/72; C07D211/74; C07D211/06; C07D211/36; C07D211/40; C07D211/44; C07D211/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A COMPOUND OF THE GROUP CONSISTING OF 4-PHENOXYPIPERIDINES OF FORMULA
Claim 2
Dependent Claim
10 words
A COMPOUND OF THE GROUP CONSISTING OF 4-PHENOXYPIPERIDINES OF FORMULA
References Cited (Backward Citations)
US3075989A
Cited
US3091616A
Cited
US3093650A
Cited
US2831862A
Cited
US2937118A
Cited
US2886570A
Cited
US3063902A
Cited
FR1343290A
Cited
FR1398193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |