Benzoylhaloalkanesulfonanilides
Abstract
Abstract BENZOYLHALOALKANESULFONANILIDES OF THE GENERAL TYPE 1-(((Y)N,(RX-SO2-N(-R)-)PHENYL)-CO-),(Y)N''-BENZENE WHEREIN RX IS A HALOALKYL GROUP HAVING UP TO FOUR CARBON ATOMS AND AT LEAST ONE HALOGEN ATOM BONDED TO THE ALPHA CARBON ATOM OR IF THERE IS NO HALOGEN BONDED TO SAID ALPHA CARBON ATOM, HAVING AT LEAST 2 HALOGEN ATOMS BONDED TO THE BETA CARBON ATOM, R IS HYDROGEN, ALKYL OR ALKENYL CONTAINING NOT MORE THAN THREE CARBON ATOMS, OR A PHARMACEUTICALLY ACCEPTABLE CATION; EACH Y IS SELECTED FROM HYDROXY, HALOGEN AND ALKYL, ALKOXY, HALOALKYL AND HALOALKOXY GROUPS HAVING UP TO 4 CARBON ATOMS AND N AND N'' ARE EACH 0-3. THESE COMPOUNDS AND THEIR SALTS HAVE VALUABLE PHARMACOLOGICAL ACTIVITY AS ANTI-INFLAMMATORY AGENTS.
Inventors
- 👤 Jerry E Robertson
- 👤 Joseph K Harrington
- 👤 Donald C Kvam
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1974-04-26 | 1974-10-26 | 1975-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-26 | 1978-10-26 | 1979-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-26 | 1982-10-26 | 1983-04-27 | $7700.00 | Window Closed / Lapsed |