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:
May. 04, 1993
Filed:
Jul. 17, 1990
Applicant:
Inventors:
Lene M Bech, Naestved, DK;
Sven Branner, Lyngby, DK;
Klaus Breddam, Glostrup, DK;
Hanne Groen, Copenhagan, DK;
Assignee:
Novo Nordisk A/S, Bagsvaerd, DK;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
435219 ; 435198 ; 435209 ; 435183 ; 435188 ; 435201 ;
Abstract
Novel chemically modified detergent enzymes are provided, wherein one or more methionines have been mutated into cysteines, said cysteines subsequently being chemically modified in order to confer the enzyme improved stability towards oxidative agents. A novel process for stabilizing detergent enzymes against oxidation is also provided. Furthermore, there are provided detergent compositions comprising these novel oxidation stable detergent enzymes.