Patent US3301863A successfully refreshed from Google Patents.
US3301863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amino derivatives of phenethylpyridines
Assignee: Merck Sharp & Dohme LLC
•
Filing: 1965-03-18
•
Granted: 1967-01-31
•
Expires: 1985-03-18
Abstract
No abstract record available.
Inventors
- 👤 Frank J Villani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:35
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07D213/16; A; A61; A61K; A61K31/00; C07D213/24; C07D213/44; C07D213/46; C07D213/50; C07D213/53; C07D213/54; C07D213/57; C07D213/60; C07D213/78; C07D213/79; C07D213/81; C07D213/84; C07D213/89; C07D221/00; C07D221/02; C07D221/04; C07D221/06; C07D221/16; C07D491/00; C07D491/02; C07D491/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
PHENETHYLPYRIDINE HAVING ATTACHED TO THE POSITION VICINAL TO THE PHENETHYL GROUP THE SUBSTITUENT
Claim 2
Dependent Claim
13 words
PHENETHYLPYRIDINE HAVING ATTACHED TO THE POSITION VICINAL TO THE PHENETHYL GROUP THE SUBSTITUENT
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |