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. 29, 2008
Filed:
Feb. 04, 2005
Applicants:
Dechun Wu, Bridgewater, NJ (US);
Hong Zhao, Edison, NJ (US);
Susan Adler, Legal Representative, Milwaukee, WI (US);
Inventors:
Dechun Wu, Bridgewater, NJ (US);
Hong Zhao, Edison, NJ (US);
Susan Adler, legal representative, Milwaukee, WI (US);
Assignee:
Enzon Pharmaceuticals, Inc., Bridgewater, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 47/48 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for efficiently preparing polymer conjugates such as branched PEG-polypeptide conjugates, in large scale without column chromatography clean up of the activated PEG linkers to remove impurities is disclosed.