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:
Dec. 03, 2013
Filed:
Sep. 04, 2007
Weidong Zhou, Xia men, CN;
Qingjiang Xiao, Xia men, CN;
LI Sun, Xia men, CN;
Tiebing Wang, Xia men, CN;
Bin Liu, Xia men, CN;
Song Lin, Xia men, CN;
Min Liu, Xia men, CN;
Fenghong Yin, Xia men, CN;
LU Zhuang, Xia men, CN;
Lifang Lei, Xia men, CN;
Weidong Zhou, Xia men, CN;
Qingjiang Xiao, Xia men, CN;
Li Sun, Xia men, CN;
Tiebing Wang, Xia men, CN;
Bin Liu, Xia men, CN;
Song Lin, Xia men, CN;
Min Liu, Xia men, CN;
Fenghong Yin, Xia men, CN;
Lu Zhuang, Xia men, CN;
Lifang Lei, Xia men, CN;
Biosteed Gene Expression Tech. Co., Ltd., Fuijan, CN;
Abstract
The present invention relates to interferon (IFN)-α2a modified at a specific Lys residue with Y-shaped branched polyethylene glycol (PEG) derivative and the preparation thereof, as well as the use of the prepared IFN-α2a modified by PEG at a single amino acid residue in medicines.