US3579495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isolation of orgotein from blood
Assignee: GT Biopharma Inc
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Filing: 1970-04-24
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Granted: 1971-05-18
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Expires: 1990-04-24
Abstract
Abstract ORGOTEIN IS ISOLATED FROM LYSED PLASMA-FREE ERYTHROCYTES BY A SERIES OF STEPS WHICH INCLUDE REMOVING THE HEMOGLOBIN FROM THE LYSATE, HEATING THE REMANING SOLUBLE PROTEINS IN THE PRESENCE OF BUFFER AND DIVALENT METAL ION UNTIL THE CARBONIC ANHYDRASE IS INACTIVATED, REMOVING THE PRECIPITATE, AND SEPARATING THE ORGOTEIN PROTEIN FROM THE SUPERNATANT LIQUID.
Inventors
- 👤 Wolfgang Huber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:37
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/0004; C12N9/0089; A; A61; A61K; A61K38/00; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/829
Claims Analysis
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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) | 1974-05-17 | 1974-11-16 | 1975-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-17 | 1978-11-16 | 1979-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-17 | 1982-11-16 | 1983-05-18 | $7700.00 | Window Closed / Lapsed |