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:
Aug. 04, 1992
Filed:
Apr. 04, 1990
Applicant:
Inventors:
Trina A Scheuermann, Fremont, CA (US);
S Joseph Tarnowski, Sunnyvale, CA (US);
Stewart A Thompson, Mountain View, CA (US);
Kate B Silverness, Castro Valley, CA (US);
Assignee:
California Biotechnology Inc., Mountain View, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ; C07K / ;
U.S. Cl.
CPC ...
530413 ; 530350 ; 530397 ; 530399 ; 530412 ; 530415 ; 530416 ; 530412 ;
Abstract
This invention relates to a method of isolating and purifying proteins such as fibroblast growth factor using metal chelate affinity column chromatography and without the use of heparin. Also disclosed is a method of recovering bFGF multimers and purifying bFGF using metal chelate affinity column chromatography in the absence of heparin.