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. 24, 2021
Filed:
Nov. 10, 2017
Applicant:
Beijing Protgen Ltd., Beijing, CN;
Inventors:
Daifu Zhou, Beijing, CN;
Wenchao Wang, Beijing, CN;
Hui Li, Beijing, CN;
Guodong Chang, Beijing, CN;
Assignee:
BEIJING PROTGEN LTD., Beijing, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 47/00 (2006.01); C07K 14/78 (2006.01); A61K 47/58 (2017.01); A61K 38/00 (2006.01);
U.S. Cl.
CPC ...
C07K 14/78 (2013.01); A61K 47/58 (2017.08); A61K 38/00 (2013.01);
Abstract
The present invention provides a polyethylene glycol-modified endostatin analogue and an application thereof. The endostatin analogue is coupled to polyethylene glycol at lysine away from a nucleolin binding domain, or is coupled to polyethylene glycol at lysine away from a nucleolin binding domain and amidogen at the N end.