US3694161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for measuring platelet aggregation
Assignee: Armour Pharmaceutical Co
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Filing: 1971-04-14
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Granted: 1972-09-26
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Expires: 1991-04-14
Abstract
Abstract A METHOD FOR RAPIDLY AND ACCURATELY MEASURING PLATELET AGGREGATION IN WHICH PRIOR TO COUNTING, ALIQUOT SAMPLES OF WHOLE BLOOD ARE TREATED WITH ANTICOAGULATE, THEN AN AGGREGATING AGENT, SHAKEN, AND CENTRIFUGED. METHOD ALOWS MEASUREMENT OF MULTIPLE SAMPLES SIMULTANEOUSLY AND THE RESULTS OBTAINED THEREFROM ARE STATISTICALLY REPRODUCIBLE.
Inventors
- 👤 Richard Raymond Kleszynski
- 👤 James Winslow Bastian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:13
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/86
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) | 1975-09-26 | 1976-03-27 | 1976-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-26 | 1980-03-27 | 1980-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-26 | 1984-03-27 | 1984-09-26 | $7700.00 | Window Closed / Lapsed |