US3852347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted cycloalkyl ureas
Assignee: ER Squibb and Sons LLC
•
Filing: 1972-09-15
•
Granted: 1974-12-03
•
Expires: 1992-09-15
Abstract
Abstract Compounds of the formula WHEREIN N IS 3, 4, 5 OR 6; R'' is hydrogen or alkyl of from 1 to 6 carbon atoms; R is hydrogen, alkyl of from 1 to 6 carbon atoms, cycloalkyl of from 5 to 8 carbon atoms, or a radical of the formula WHEREIN P IS 0, 1, 2 OR 3; X is halogen, -CF3, -OR wherein R is as defined previously, nitro, amino, or alkyl of from 1 to 6 carbon atoms; and q is 0 or 1; M IS 1, 2 OR 3; AND B is pyrrolidino, piperidino, morpholino, piperazino, WHEREIN R'' is as defined previously. The compounds of the invention are useful as antiinflammatory agents.
Inventors
- 👤 J Krapcho
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:01
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/12; C07D295/135; C07C; C07C275/00; C07C275/26; C07C275/28; C07C275/30; C07C2601/00; C07C2601/06; C07C2601/08; C07C2601/12; C07C2601/14; C07C2601/18
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
9 words
A compound of claim 1 having the name 1-(p-chlorophenyl)-3-(2-(diethylamino)methyl)cyclohexyl)urea.
References Cited (Backward Citations)
US2673878A
Cited
DE1038031B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-02 | 1978-06-03 | 1978-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-02 | 1982-06-03 | 1982-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-02 | 1986-06-03 | 1986-12-03 | $7700.00 | Window Closed / Lapsed |