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:
May. 17, 2005
Filed:
Apr. 26, 2002
Applicants:
Yasushi Satoh, Yokohama, JP;
Tadahiro Kaminade, Yokohama, JP;
Hitoshi Mazaki, Yokohama, JP;
Inventors:
Assignee:
Nippon Oil Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G063/02 ;
U.S. Cl.
CPC ...
Abstract
A main chain type liquid crystalline polyester comprises at least two units selected from aromatic diol units, aromtic dicarboxylic acid units, and aromatic hydroxycarboxylic acid units as essential units and a structural unit containing a cationically polymerizable group selected from the group consisting of vinyloxy groups, epoxy groups, and oxetany groups in at least one of the terminal ends of the main chain.
Satoh, Yasushi. (2005). Main chain type liquid crystalline polyester, liquid crystalline composition, method for producing liquid crystal film and optical film, and display having optical film (U.S. Patent No. 6894141). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6894141
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