US3822310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted indenyl acetic acids
Assignee: Merck and Co Inc
•
Filing: 1971-01-21
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Granted: 1974-07-02
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Expires: 1991-01-21
Abstract
Abstract NEW SUBSTITUTED INDENE ACIDS AND NON-TOXIC PHARMACEUTICALLY ACCEPTABLE AMIDES, ESTERS AND SALTS DERIVED THEREFROM. THE SUBSITUTTED INDENE ACIDS DISCLOSED HEREIN HAVE ANI-INFLAMMATORY, ANTI-PYRETIC AND ANALGESIC ACTIVITY. ALSO INCLUDED HEREIN ARE METHODS OF PREPARING SAID INDENE ACID COMPOUNDS, PHARMAEUTICAL COMPOSITIONS HAVING SAID INDENE ACID COMPOUNDS AS AN ACTIVE INGREDIENT AND METHODS OF TREATING INFLAMMATION BY ADMINISTERING THESE PARTICULAR COMPSOTIIONS TO PATIENTS.
Inventors
- 👤 T Shen
- 👤 H Jones
- 👤 M Fordice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:03
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/04; C07D207/08; C07C; C07C317/00; C07C323/00; C07D303/00; C07D303/02; C07D303/48
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) | 1977-07-01 | 1977-12-31 | 1978-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-01 | 1981-12-31 | 1982-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-01 | 1985-12-31 | 1986-07-02 | $7700.00 | Window Closed / Lapsed |