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:
Apr. 20, 1982
Filed:
Jan. 21, 1980
Applicant:
Inventor:
Allan L Louderback, Temple City, CA (US);
Assignee:
Beckman Instruments, Inc., Fullerton, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; C09K / ;
U.S. Cl.
CPC ...
252408 ; 2323 / ; 424-2 ; 424-3 ; 435-2 ; 435-4 ; 435 15 ; 435 16 ; 435 17 ; 435 18 ; 435 19 ; 435 20 ; 435 21 ; 435 22 ; 435 24 ; 435 25 ; 435 26 ; 435188 ;
Abstract
A stable enzyme reference composition having an excellent shelf-life. The composition comprises at least one enzyme of known value; about 20 to about 40 weight percent of at least one alkylene polyol having from 2 to 5 carbon atoms; about 3 to about 8 grams (gm) per deciliter (dl) total protein present in a human serum albumin matrix; and about 60 to about 80 weight percent water.