US3631018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of stable high-potency human ahf using polyethylene glycol and glycine to fractionate a cryoprecipitate of ahf concentrate
Assignee: Baxter International Inc
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Filing: 1970-05-01
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Granted: 1971-12-28
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Expires: 1990-05-01
Abstract
Abstract THE PRODUCTION OF A STABLE ANTIHEMOPHILIC FACTOR OF HIGH POTENCY BY THE FRACTIONATION OF A CRYOPRECIPITATE CONCENTRATE OF ANTIHEMOPHILIC FACTOR.
Inventors
- 👤 Edward Shanbrom
- 👤 Lajos F Fekete
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:30
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/06; C; C07; C07K; C07K14/00; C07K14/435; C07K14/745; C07K14/755; A61; A61K; A61K38/00; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/829; Y10S530/83
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) | 1974-12-27 | 1975-06-28 | 1975-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-27 | 1979-06-28 | 1979-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-27 | 1983-06-28 | 1983-12-28 | $7700.00 | Window Closed / Lapsed |