US3641040A
Expired / Lapsed
US
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Tertiary amino phenyl acetic acids
Assignee: BASF Corp
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Filing: 1969-07-18
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Granted: 1972-02-08
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Expires: 1989-07-18
Abstract
Abstract NEW A-(CYCLIC TERT. AMINOPHENYL)-ALIPHATIC ACIDS, E.G. THOSE OF THE FORMULA (HOOC-C(-R1)(-R2)-),((-A-)>N-)BENZENE R1=H OR ALKYL R2=H, ALK(EN)YL,CYCLOALK(EN)YLORCYCLOALK(EN)YLALKYL A=ALK(EN)LENE,AZA-,OXA,ORTHIAALKYLENE PS@ AND FUNCTIONAL DERIVATIVES THEREOF, ARE ANTI-INFLAMMATORY AGENTS.
Inventors
- 👤 Richard William James Carney
- 👤 George De Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:11
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/18; C07D207/22; C07D207/24; C07D207/26; C07D207/263; C07D207/27; C07C; C07C205/00; C07C205/49; C07C205/56; C07C255/00; C07D207/20; C07D207/30; C07D207/34; C07D207/36; C07D207/40; C07D207/404; C07D207/44; C07D207/444; C07D207/448; C07D207/46; C07D209/00; C07D209/02; C07D209/44; C07D209/46; C07D209/48; C07D211/00; C07D211/02; C07D211/04; C07D211/68; C07D211/70; C07D211/72; C07D211/74; C07D211/78; C07D217/00; C07D217/02; C07D217/04; C07D217/22; C07D217/24; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185
Claims Analysis
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References Cited (Backward Citations)
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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 |