US3221050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-cycloalkylcarbonylamido-5-halobenzophenones
Assignee: Warner Lambert Co LLC
•
Filing: 1965-01-21
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Granted: 1965-11-30
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Expires: 1985-01-21
Abstract
No abstract record available.
Inventors
- 👤 Freeman H Mcmillan
- 👤 Pattison Ian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:13
CPC Classifications
C; C07; C07D; C07D243/00; C07D243/06; C07D243/10; C07D243/14; C07D243/16; C07D243/18; C07D243/24; C07C; C07C233/00; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D243/30; C07D243/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE 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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |