US3640896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for stabilizing fowl red blood cells
Assignee: Warner Lambert Co LLC
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Filing: 1970-04-13
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Granted: 1972-02-08
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Expires: 1990-04-13
Abstract
Abstract A DIAGNOSTIC COMPOSITION SERVING AS A MULTIPLE-ANALYSIS HEMATOLOGY REFERENCE CONTROL FOR RED BLOOD CELL AND WHITE BLOOD CELL COUNTING, HEMOGLOBIN CONTENT AND HEMATOCRIT DETERMINATION.
Inventors
- 👤 Anthony J De Casperis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:22
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/96; G01N2496/00; G01N2496/05; Y; Y10; Y10T; Y10T436/00; Y10T436/10; Y10T436/101666; Y10T436/105831; Y10T436/107497; Y10T436/108331
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 |