Patent US2904122A successfully refreshed from Google Patents.
US3743480A
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Sterilization of biological fluids
Assignee: Honeywell International Inc
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Filing: 1971-04-09
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Granted: 1973-07-03
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Expires: 1991-04-09
Abstract
Abstract A PROCESS FOR STERILIZATION OF A PROTEIN-CONTAINING FLUID (E.G., BLOOD SERUM) WITHOUT COAGULATING THE PROTEIN, COMPRISING PRELIMINARILY FILTERING THE FLUID, ADJUSTING THE CONDUCTIVITY BY DIALYSIS, ADJUSTING THE PH IF NECESSARY TO MAINTAIN THE ORIGINAL PH, MICROFILTERING THE FLUID TO REMOVE SOME BACTERIAL MATTER, STERILIZING AT RELATIVELY LOW TEMPERATURES BY MICROWAVE IRRADIATION OR BY STEAM INJECTION, AND THEN READJUSTING THE CONDUCTIVITY TO ITS ORIGINAL LEVEL.
Inventors
- 👤 J Falk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:24
CPC Classifications
A; A61; A61L; A61L2/00; A61L2/02; A61K; A61K35/00; A61K35/12; A61K35/14; A61K35/16; A61L2/022; A61L2/04; A61L2/06; A61L2/08; A61L2/12; A61L2103/00; A61L2103/05; A61L2103/09; Y; Y10; Y10S; Y10S435/00; Y10S435/80; Y10S530/00; Y10S530/827; Y10S530/829; Y10S530/83
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) | 1976-07-02 | 1977-01-01 | 1977-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-02 | 1981-01-01 | 1981-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-02 | 1985-01-01 | 1985-07-03 | $7700.00 | Window Closed / Lapsed |