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:
Sep. 30, 2025
Filed:
Jan. 07, 2021
Applicant:
Systimmune, Inc., Redmond, WA (US);
Inventors:
Zeren Gao, Bellevue, WA (US);
Phil Tan, Bellevue, WA (US);
Brian R. Kovacevich, Bellevue, WA (US);
Blair R. Renshaw, Bellevue, WA (US);
Jeffrey B. Adamo, Bellevue, WA (US);
Nge Sze Amanda Mak, Bellevue, WA (US);
Shi Zhuo, Chengdu, CN;
Lan Chen, Chengdu, CN;
Yi Zhu, Chengdu, CN;
Assignee:
SystImmune, Inc., Redmond, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 16/28 (2006.01); A61K 31/337 (2006.01); A61K 33/243 (2019.01); A61K 45/06 (2006.01); A61K 47/68 (2017.01); A61P 35/00 (2006.01); C07K 14/705 (2006.01); C07K 16/32 (2006.01); A61K 39/00 (2006.01);
U.S. Cl.
CPC ...
C07K 16/2863 (2013.01); A61K 31/337 (2013.01); A61K 33/243 (2019.01); A61K 45/06 (2013.01); A61K 47/6843 (2017.08); A61P 35/00 (2018.01); C07K 14/70521 (2013.01); C07K 14/70532 (2013.01); C07K 14/70578 (2013.01); C07K 16/32 (2013.01); A61K 2039/505 (2013.01);
Abstract
A bispecific tetravalent antibody comprising an IgG having a pair of heavy chains and a pair of light chains, and two scFv components being connected to either C or N terminals of the heavy or light chains. The bispecific tetravalent antibody may have a binding specificity for two different members of EGFR family.