The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 23, 1995

Filed:

Feb. 09, 1994
Applicant:
Inventor:

Stephen E Zweig, Los Gatos, CA (US);

Assignee:

Avocet Medical, Incorporated, Los Gatos, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q / ; C12N / ; G01N / ;
U.S. Cl.
CPC ...
435 13 ; 435180 ; 436 69 ; 422 60 ; 530381 ;
Abstract

A test article for determining coagulation capability in a blood sample comprises a porous membrane having a coagulation initiator and substrate impregnated therein. The pore dimensions and composition of the membrane are selected so that only blood plasma can pass into the interior of the membrane, where coagulation is initiated. The substrate is activated by a component of the coagulation pathway, typically thrombin, and produces a detectable signal upon activation. By utilizing membrane matrix materials which are substantially free from interference with the coagulation pathway, accurate results can be achieved.


Find Patent Forward Citations

Zweig, Stephen. (1995). Test article and method for performing blood coagulation assays (U.S. Patent No. 5418143). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5418143

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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