US3755565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for inhibiting blood platelet aggregation
Assignee: Alza Corp
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Filing: 1971-06-23
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Granted: 1973-08-28
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Expires: 1991-06-23
Abstract
Abstract A METHOD FOR INHIBITING BLOOD PLATELET AGGREGATION BY ADDING TO PLATELETS A PROSTAGLANDIN OF THE GENERAL FORMULA: 2-(R1-OOC-(CH2)6-),3-(CH3-(CH2)4-CH(-O-R2)-CH=CH-)CYCLO- PENTAN-1-ONE WHEREIN R1 IS HYDROGEN OR ALKYL, R2 IS HYDROGEN OR ACYL, ITS DIASTEREOMERS AND NON-TOXIC SALTS.
Inventors
- 👤 R Spraggins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:32
CPC Classifications
C; C07; C07C; C07C405/00
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) | 1976-08-27 | 1977-02-26 | 1977-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-27 | 1981-02-26 | 1981-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-27 | 1985-02-26 | 1985-08-28 | $7700.00 | Window Closed / Lapsed |