US3696111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Benzocyclobutene-1-carboxylic acids
Assignee: Bristol Myers Co
•
Filing: 1970-07-23
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Granted: 1972-10-03
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Expires: 1990-07-23
Abstract
Abstract 4-Cyclohexyl-or 4-phenylbenzocyclobutene-1-carboxylic acids or derivatives thereof are useful in the treatment of inflammatory diseases in animals, including man. An example of the disclosure is 4-cyclohexylbenzocyclobutene-1-carboxylic acid.
Inventors
- 👤 Peter Frederick Juby
- 👤 Thomas William Hudyma
- 👤 Richard Anthony Partyka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:46
CPC Classifications
C; C07; C07C; C07C323/00; C07C45/00; C07C45/45; C07C45/46; C07C49/00; C07C49/587; C07C49/657; C07C49/665; C07C49/67; C07C49/76; C07C49/80; C07C49/813
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
39 words
A compound of claim 1 having the formula in which R is cyclohexyl or phenyl, and Y is H, Cl, Br, I, F, mercapto, -CF3, OH, (lower)alkyl, (lower)alkoxy, nitro, amino, cyano or (lower)alkylthio; or a nontoxic, pharmaceuticallyacceptable salt thereof.
Claim 2
Dependent Claim
33 words
A compound of claim 2 having the formula in which Y is H, Cl, Br, I, F, mercapto, -CF3, OH, (lower)-alkoxy, nitro, amino, cyano, (lower)alkyl or (lower)alkylthio; or a nontoxic, pharmaceutically-acceptable salt thereof.
Claim 3
Dependent Claim
23 words
A compound of claim 3 wherein Y is hydrogen, chloro, fluoro, hydroxy, (lower)alkyl, (lower)alkoxy, nitro or amino; or a pharmaceutically-acceptable nontoxic salt thereof.
Claim 4
Dependent Claim
19 words
A compound of claim 3 wherein Y is hydrogen, chloro, (lower)alkyl or (lower)alkoxy; or a pharmaceutically-acceptable nontoxic salt thereof.
Claim 5
Dependent Claim
15 words
A compound of claim 3 wherein Y is hydrogen; or a pharmaceutically-acceptable nontoxic salt thereof.
Claim 6
Dependent Claim
11 words
The essentially pure levorotatory isomer of the compound of claim 6.
Claim 7
Dependent Claim
11 words
The essentially pure dextrorotatory isomer of the compound of claim 6.
Claim 8
Dependent Claim
30 words
A compound of claim 2 having the formula in which Y is H, mercapto, -CF3, OH, (lower)alkoxy, nitro, amino, cyano, (lower)alkyl or (lower)alkylthio: or a nontoxic, pharmaceutically acceptable salt thereof.
Claim 9
Dependent Claim
19 words
A compound of claim 9 in which Y is H, (lower)alkyl, (lower)-alkoxy or OH; or a pharmaceuticallyacceptable salt thereof.
Claim 10
Dependent Claim
18 words
A compound of claim 9 in which Y is H, (lower)alkyl or (lower)alkoxy; or a pharmaceuticallyacceptable salt thereof.
References Cited (Backward Citations)
US3408391A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-03 | 1976-04-03 | 1976-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-03 | 1980-04-03 | 1980-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-03 | 1984-04-03 | 1984-10-03 | $7700.00 | Window Closed / Lapsed |