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, 1989
Filed:
Mar. 18, 1987
Applicant:
Inventors:
Hideaki Takao, Sagamihara, JP;
Taiko Motoi, Sagamihara, JP;
Nobuyuki Sekimura, Kawasaki, JP;
Masaru Kamio, Atsugi, JP;
Tatsuo Murata, Atsugi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
3503 / ; 3503 / ;
Abstract
A liquid crystal device is provided which comprises a liquid crystal provided between a pair of substrates each having a transparent electrode formed thereon, and a color filter provided on at least one of the substrates, wherein the color filter comprises a film formed from a polyamino resin containing a coloring material.
Takao, Hideaki. (1989). Liquid crystal device having color filters wherein the color filters (U.S. Patent No. 4802743). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4802743
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile