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. 17, 2026
Filed:
Jul. 09, 2021
Applicant:
Kolon Industries, Inc., Seoul, KR;
Inventors:
Hyo Jun Park, Seoul, KR;
Hak-Gee Jung, Seoul, KR;
Assignee:
KOLON INDUSTRIES, INC., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08J 5/18 (2006.01); C08K 3/36 (2006.01); C08K 9/04 (2006.01); G09F 9/30 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); C08K 3/36 (2013.01); C08K 9/04 (2013.01); G09F 9/30 (2013.01); C08J 2379/08 (2013.01);
Abstract
The present invention provides: a polyimide-based film, which comprises a polyimide-based matrix and a filler dispersed in the polyimide-based matrix and has a density ratio (DR) of the true density relative to the density in a density gradient column, of 1.10 or less; and a display device comprising the polyimide-based film.