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:
Jul. 17, 2001
Filed:
Oct. 18, 1999
Applicant:
Inventors:
Scott L. Weinrich, Redwood City, CA (US);
Edward M. Atkinson, III, Seattle, WA (US);
Serge P. Lichtsteiner, Cupertino, CA (US);
Alain P. Vasserot, Saratoga, CA (US);
Ronald A. Pruzan, Palo Alto, CA (US);
James T. Kealey, San Anselmo, CA (US);
Assignee:
Geron Corporation, Menlo Park, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 3/851 ; C12N 9/12 ; C12N 1/20 ; C12N 1/500 ; C07H 2/104 ;
U.S. Cl.
CPC ...
A61K 3/851 ; C12N 9/12 ; C12N 1/20 ; C12N 1/500 ; C07H 2/104 ;
Abstract
This invention provides purified human telomerase and methods of purifying it. The methods involve the use of several sequential steps, including the use of a first matrix that binds molecules bearing negative charges, a matrix that binds molecules bearing positive charges, a second matrix that binds molecules bearing negative charges, an affinity purification step and a matrix that separates molecules according to their size.