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.
Patent No.:
Date of Patent:
Nov. 24, 1992
Filed:
Aug. 08, 1990
Applicant:
Inventors:
Yvonne M Killeen, St. Paul, MN (US);
Ernest C Adams, Eden Prairie, MN (US);
Karen R Mason, Edina, MN (US);
Assignee:
Genesis Labs, Inc., Minneapolis, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
435-71 ; 422 55 ; 422 56 ; 422 57 ; 422 58 ; 422 61 ; 435969 ; 435970 ; 435975 ; 436521 ; 436531 ; 436169 ; 436170 ; 436805 ;
Abstract
A diagnostic test strip for chemically determining whole blood analytes comprises a support, a porous detection zone membrane affixed to the support, and an overlay membrane affixed to the support and in overlying and continuous contact with the detection zone membrane. The overlay membrane has a crenating agent for the exclusion of whole red blood cells from the pores of the detection zone membrane.