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. 14, 1988
Filed:
Jul. 03, 1985
Applicant:
Inventors:
Tattanahalli L Nagabhushan, Parsippany, NJ (US);
Paul P Trotta, Rutherford, NJ (US);
Hung V Le, Rockaway, NJ (US);
Gail F Seelig, Fanwood, NJ (US);
Robert A Kosecki, Parsippany, NJ (US);
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07K / ; C12P / ;
U.S. Cl.
CPC ...
424 85 ; 435 68 ; 435811 ; 530351 ;
Abstract
A process is disclosed for purifying gamma interferon from various contaminants resulting from disruption of the cell in which the interferon was produced. The process provides for sequential removal of (a) nucleic acids, (b) negatively charged contaminating proteins, (c) positively charged contaminating proteins and (d) low and high molecular weight impurities.