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:
Apr. 23, 2024
Filed:
Apr. 02, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03F 7/20 (2006.01); G03F 7/16 (2006.01); H01L 21/027 (2006.01);
U.S. Cl.
CPC ...
G03F 7/20 (2013.01); G03F 7/16 (2013.01); H01L 21/0274 (2013.01);
Abstract
An imprinting photomask including: a transparent substrate; a light blocking pattern provided on the transparent substrate; and a dry film resist (DFR) pattern provided on the light blocking pattern.