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. 14, 1987
Filed:
Jun. 18, 1985
Applicant:
Inventor:
David K Lo, Silver Spring, MD (US);
Assignee:
Westvaco Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N / ; C12Q / ;
U.S. Cl.
CPC ...
435192 ; 435 28 ; 435814 ;
Abstract
Solutions containing peroxidase enzymes may be treated to increase their stability and shelf life by reducing their protease level and filtering through a microporous filter to remove any microbial contamination that might secrete additional protease enzymes.