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:
Feb. 07, 2023
Filed:
Jul. 24, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG CHEM, LTD., Seoul, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/039 (2006.01); C08F 20/38 (2006.01); G03F 7/004 (2006.01); G03F 7/20 (2006.01);
U.S. Cl.
CPC ...
G03F 7/0392 (2013.01); C08F 20/38 (2013.01); G03F 7/0045 (2013.01); G03F 7/20 (2013.01);
Abstract
The present invention relates to a chemically amplified photoresist composition including an alkali-soluble resin including a (meth)acrylate-based resin containing a (meth)acrylate-based repeating unit in which a heterocyclic compound is substituted via a divalent functional group containing an alkylene sulfide having 1 to 20 carbon atoms.