US3067204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2, 2-dimethyl-6-phenylpiperidine derivatives
Assignee: Smith Kline & French Laboratories Ltd
•
Filing: 1960-09-02
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Granted: 1962-12-04
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Expires: 1980-09-02
Abstract
No abstract record available.
Inventors
- 👤 Ganellin Charon Robin
- 👤 Spickett Robert Geoffr William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:42
CPC Classifications
C; C07; C07D; C07D211/00; C07D211/04; C07D211/06; C07D211/36; C07D211/40; C07D211/44; C07D211/46; C07D211/68; C07D211/70
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
6 words
A CHEMICAL COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
6 words
A CHEMICAL COMPOUND HAVING THE FORMULA:
Claim 3
Dependent Claim
6 words
A CHEMICAL COMPOUND HAVING THE FORMULA:
Claim 4
Dependent Claim
6 words
A CHEMICAL COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
US2945032A
Cited
US2894948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |