Patent US3083194A successfully refreshed from Google Patents.
US3083194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Montmorillonite adsorption of fibrin from bovine blood plasma
Assignee: Individual
•
Filing: 1959-05-18
•
Granted: 1963-03-26
•
Expires: 1979-05-18
Abstract
No abstract record available.
Inventors
- 👤 Thies Karl
- 👤 Quitmann Harry
- 👤 Zboralski Ulrich
- 👤 Gotzmann Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:09
CPC Classifications
A; A61; A61K; A61K35/00; A61K35/12; A61K35/14; A61K35/16; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/829; Y10S530/83
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A PROCESS FOR UPGRADING IMPURE, FIBRIN-CONTAINING, SLAUGHTERHOUSE BLOOD PLASMA, WHICH PROCESS COMPRISES THE STEPS OF CONTACTING SAID BLOOD PLASMA WITH ABOUT 2.55.2%% BY WEIGHT OF A MONTMORILLONITE FOR 20-45 MINUTES, THEREBY ADSORBING THE FIBRIN AND IMPURITIES ON SAID MONTMORILLONITE, AND THEN REMOVING FROM THE BLOOD PLASMA THE MONTMORILLONITE CONTAINING THE DIPOSITED FIBRIN AND IMPURITIES, WHEREBY THE RESULTANT PURIFIED BLOOD PLASMA IS RENDERED HEAT STABLE.
Claim 2
Dependent Claim
64 words
A PROCESS FOR UPGRADING IMPURE, FIBRIN-CONTAINING, SLAUGHTERHOUSE BLOOD PLASMA, WHICH PROCESS COMPRISES THE STEPS OF CONTACTING SAID BLOOD PLASMA WITH ABOUT 2.55.2%% BY WEIGHT OF A MONTMORILLONITE FOR 20-45 MINUTES, THEREBY ADSORBING THE FIBRIN AND IMPURITIES ON SAID MONTMORILLONITE, AND THEN REMOVING FROM THE BLOOD PLASMA THE MONTMORILLONITE CONTAINING THE DIPOSITED FIBRIN AND IMPURITIES, WHEREBY THE RESULTANT PURIFIED BLOOD PLASMA IS RENDERED HEAT STABLE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |