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US3576727A Expired / Lapsed US ⏱️ 0.0 years remaining

Gel electrophoresis process

Assignee: Individual
•
Filing: 1968-05-23
•
Granted: 1971-04-27
•
Expires: 1988-05-23
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Abstract

Abstract A GEL ELECTROPHORESIS APPARATUS AND PROCESS ARE DISCLOSED WHICH ARE PRIMARILY INTENDED TO BE USED IN SEPARATING BLOOD INTO ITS COMPONENTS. THE APPARATUS CONTAINS UPPER AND LOWER ELECTROLYTE CONTAINERS CONNECTED BY AT LEAST ONE VERTICALLY EXTENDING TUBE CONTAINING A GEL. ELECTRODES ARE LOCATED IN THE CONTAINER AND THE CONTAINERS ARE FILLED WITH AN ELECTROLYTE CONNECTED THROUGH THE TUBE. IN THE PREFERRED MANNER OF USE WHOLE BLOOD IS LOCATED ON A CARRIER MEMBER CONTAINING AN HEMOLYSIS AGENT AND THE MEMBER IS LOCATED ON THE TOP OF THE GEL WITHIN THE TUBE; THEREAFTER A POTENTIAL IS APPLIED ACROSS THE ELECTRODES SO AS TO CAUSE MIGRATION OF COMPOUNDS WITHIN THE BLOOD WITHIN THE GEL STRUCTURE IN THE TUBE.

Inventors

  • 👤 Bruce Lee Evatt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 18:28
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/26; G01N27/416; G01N27/447; G01N27/44756; G01N27/44782

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) 1974-04-26 1974-10-26 1975-04-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-04-26 1978-10-26 1979-04-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-04-26 1982-10-26 1983-04-27 $7700.00 Window Closed / Lapsed

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