US3867434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenyl butyric acids and derivatives thereof
Assignee: William H Rorer Inc
•
Filing: 1971-11-04
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Granted: 1975-02-18
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Expires: 1991-11-04
Abstract
Abstract Novel substituted phenyl butyric acids and their derivatives are described. Therapeutic compositions and method of treatment of inflammation is also disclosed.
Inventors
- 👤 Julius Diamond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:32
CPC Classifications
C; C07; C07C; C07C57/00; C07C57/52; C07C57/62; A; A61; A61K; A61K31/00; A61K31/185; A61K31/19; A61K31/21; A61K31/26; A61K31/27; C07C205/00; C07C205/49; C07C205/56; C07C229/00; C07C229/02; C07C229/34; C07C233/00; C07C233/01; C07C233/45; C07C233/46; C07C233/47; C07C255/00; C07C255/49; C07C255/57; C07C313/00; C07C313/08; C07C313/18; C07C313/26; C07C313/30; C07C317/00; C07C317/44; C07C323/00; C07C323/50; C07C323/51; C07C323/56; C07C327/00; C07C327/20; C07C327/32; C07C381/00; C07C381/02; C07C47/00; C07C47/52; C07C47/55; C07C57/58; C07D; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/34; C07D277/54; C07C2601/00; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 12
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 according to claim 1 of the fomula
Claim 4
Dependent Claim
60 words
A compound according to claim 2, where n is 0 and m is 2; X is chloro; Y is chloro; R and R are hydrogen; and Z is selected from the group consisting of -OH and lower alkoxy, said compound being a compound selected from the group consiting of gamma -chloro- gamma -(2''-chloro-4-biphenylyl) butyric acid and lower alkyl ester thereof.
Claim 5
Dependent Claim
9 words
A compound according to claim 1 of the formula
Claim 6
Dependent Claim
9 words
A compound according to claim 1 of the formula
Claim 7
Dependent Claim
9 words
A compound according to claim 1 of the formula
Claim 8
Dependent Claim
19 words
A compound according to claim 2 where Y is hydrogen or halo; R , R and R are hydrogen.
Claim 9
Dependent Claim
17 words
A compound according to claim 7 where Y is 2''-chloro, X is chloro and Z is -OH.
Claim 10
Dependent Claim
9 words
A compound according to claim 8 where n 2.
Claim 11
Dependent Claim
12 words
A compound according to claim 8 where n 1 and m 1.
Claim 12
Dependent Claim
18 words
A compound according to claim 8, where m is 2, said compound being gamma -chloro- gamma -(2''-chloro-4-biphenylyl)butyric acid.
References Cited (Backward Citations)
US3090808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-02-17 | 1978-08-19 | 1979-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-02-17 | 1982-08-19 | 1983-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-02-17 | 1986-08-19 | 1987-02-18 | $7700.00 | Window Closed / Lapsed |