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:
Jun. 03, 2025
Filed:
Mar. 06, 2020
Applicant:
Kao Corporation, Tokyo, JP;
Inventor:
Masatoshi Tohata, Utsunomiya, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C12N 9/56 (2006.01); C11D 3/386 (2006.01); C12N 9/54 (2006.01); C12N 15/75 (2006.01); C12P 21/02 (2006.01);
U.S. Cl.
CPC ...
C12N 9/54 (2013.01); C11D 3/38618 (2013.01); C12N 15/75 (2013.01); C12P 21/02 (2013.01);
Abstract
Provided is a mutant protease with improved stability under acidic condition. A mutant protease that consists of the amino acid sequence as shown in SEQ ID NO:2 or an amino acid sequence having an identity of at least 90% thereto, in which the amino acid residue at a position corresponding to position 303 in the amino acid sequence as shown in SEQ ID NO:2 is substituted with another amino acid residue.