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:
Nov. 24, 1998
Filed:
Nov. 23, 1994
Applicant:
Inventors:
Randy M Berka, San Mateo, CA (US);
Kirk J Hayenga, Berlingame, CA (US);
Virgil B Lawlis, San Mateo, CA (US);
Michael Ward, Half Moon Bay, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
4352543 ; 4352561 ; 435 691 ; 435 711 ; 4351723 ; 4351721 ;
Abstract
This invention relates to novel mutant filamentous fungi which are deficient in the gene for the corresponding aspartic proteinase. These organisms are useful production hosts in the production of heterologous polypeptides such as chymosin.