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:
Nov. 07, 2023
Filed:
Mar. 24, 2020
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventor:
Takayuki Hanawa, Omuta, JP;
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 75/04 (2006.01); C08G 18/75 (2006.01); C08G 18/32 (2006.01); C08G 18/52 (2006.01); G02B 1/115 (2015.01); G02B 1/14 (2015.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08L 75/04 (2013.01); C08G 18/3206 (2013.01); C08G 18/52 (2013.01); C08G 18/753 (2013.01); G02B 1/041 (2013.01); G02B 1/115 (2013.01); G02B 1/14 (2015.01);
Abstract
Provided is a polymerizable composition for an optical material including: a polyisocyanate component which includes 1,4-bis(isocyanatomethyl)cyclohexane; a polyol component which includes a diol compound having a molecular weight of 400 or more and having two or more hydroxyl groups; and a polythiol component which includes a polythiol compound having two or more mercapto groups.
Hanawa, Takayuki. (2023). Polymerizable composition for optical material, molded product, optical material, plastic lens, and laminated plastic lens (U.S. Patent No. 11807755). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11807755
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile