Patent US3641127A successfully refreshed from Google Patents.
US3641127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
(3-benzoylphenyl) alkanoic acids
Assignee: Rhone Poulenc SA
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Filing: 1968-01-25
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Granted: 1972-02-08
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Expires: 1988-01-25
Abstract
Abstract (3-BENZOYLPHENYL) ALKANOIC ACIDS OF THE FORMULA: 1-(HOOC-CH(-R)-),2-R2,3-((4-R1-PHENYL)-CO-)BENZENE WHEREIN R REPRESENTS A HYDROGEN ATOM OR AN ALKYL GROUP CONTAINING 1 TO 4 CARBON ATOMS, R1 REPRESENTS A HYDROGEN ATOM OR AN ALKYLTHIO GROUP CONTAINING 1 TO 4 CARBON ATOMS, AND R2 REPRESENTS A HYDROGEN ATOM OR A HYDROXY OR METHOXY GROUP, AND SALTS THEREOF, FOR EXAMPLE 3BENZOYLPHENYLACETIC ACID, HAVE BEEN FOUND TO POSSESS PHARMACODYNAMIC PROPERTIES AND ARE ESPECIALLY USEFUL AS ANTI-INFLAMMATION AGENTS.
Inventors
- 👤 Daniel Farge
- 👤 Mayer Naoum Messer
- 👤 Claude Moutonnier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:40
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/77; C07D307/78; C07D307/82; C07C; C07C255/00; C07C323/00; C07C45/00; C07C45/61; C07C45/63; C07C57/00; C07C57/30; C07C59/00; C07C59/40; C07C59/76; C07C59/84; C07C59/90
Claims Analysis
Total Claims: 0
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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) | 1975-02-07 | 1975-08-09 | 1976-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-07 | 1979-08-09 | 1980-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-07 | 1983-08-09 | 1984-02-08 | $7700.00 | Window Closed / Lapsed |