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:
Sep. 01, 1998
Filed:
Dec. 01, 1995
Applicant:
Inventors:
Karl-Heinz Maurer, Erkrath, DE;
Albrecht Weiss, Langenfeld, DE;
Christian G Paech, Daly City, CA (US);
Dean W Goddette, Chelmsford, MA (US);
Teresa M Christianson, Petaluma, CA (US);
Maria R Tang, Fairfield, CA (US);
Charles Ronald Wilson, Santa Rosa, CA (US);
Assignee:
Cognis Gesellschaft fuer Bio und Umwelttechnologie mbH, Duesseldorf, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; C12N / ; C11D / ;
U.S. Cl.
CPC ...
435221 ; 435220 ; 435222 ; 510226 ; 510306 ; 510320 ; 510321 ; 510392 ; 510393 ;
Abstract
This invention relates to proteases with improved application properties in cleaners and detergents. The improvement's achieved by substituting positively charged or uncharged amino acids in the substrate binding region of the wild type subtilisin protease.