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. 19, 2022
Filed:
Sep. 10, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Heon Kim, Daejeon, KR;
Seokhoon Jang, Daejeon, KR;
Se Hyun Kwon, Daejeon, KR;
Yeongrae Chang, Daejeon, KR;
Jinseok Byun, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/00 (2006.01); G03F 7/033 (2006.01); G03F 7/027 (2006.01); G03H 1/02 (2006.01); G11B 7/24044 (2013.01); C08F 220/18 (2006.01);
U.S. Cl.
CPC ...
G03F 7/001 (2013.01); C08F 220/1804 (2020.02); G03F 7/0037 (2013.01); G03F 7/027 (2013.01); G03F 7/033 (2013.01); G03H 1/0244 (2013.01); G03H 1/0248 (2013.01); G03H 2001/0264 (2013.01); G03H 2240/26 (2013.01); G03H 2260/12 (2013.01); G11B 7/24044 (2013.01);
Abstract
The present disclosure relates to a hologram medium comprising: a polymer substrate including a polymer resin in which a silane-based functional group is located in a main chain or a branched chain, wherein a fine pattern is formed on at least one surface of the polymer substrate, and an optical element.