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. 16, 1991
Filed:
May. 21, 1987
Applicant:
Inventors:
Stephen Anderson, San Mateo, CA (US);
David R Light, San Mateo, CA (US);
Cara Marks, San Francisco, CA (US);
William H Rastetter, Rancho Santa Fe, CA (US);
Assignee:
Genentech, Inc., So. San Francisco, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ; C12N / ; C12N / ; C12N / ; C12N / ;
U.S. Cl.
CPC ...
435138 ; 435190 ; 4351723 ; 435 91 ; 435843 ; 4353201 ; 435847 ; 435823 ; 43525232 ; 4352523 ;
Abstract
Methods for producing ascorbic acid using recombinant means comprising the transfer of genetic material by conjugation, a host cell lacking, entirely or to such an extent as not to be commercially useful, one or more enzymes in the metabolic path converting glucose to 2 keto-L-gulonic acid.