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:
May. 14, 2024
Filed:
Jun. 05, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Bethy Kim, Daejeon, KR;
Da Jung Kim, Daejeon, KR;
Young Jee Song, Daejeon, KR;
Dongmin Jeong, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/14 (2006.01); C08G 73/10 (2006.01); G02B 1/04 (2006.01); G03F 7/038 (2006.01);
U.S. Cl.
CPC ...
C08G 73/14 (2013.01); C08G 73/101 (2013.01); C08G 73/106 (2013.01); G02B 1/04 (2013.01); G03F 7/0387 (2013.01);
Abstract
The present invention relates to a branched copolymer having a polyimide polymer block bonded to each terminal of a branched polyamide functional group, and a photosensitive resin composition including the same, a photosensitive resin film, and an optical device.