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. 16, 2021
Filed:
Sep. 16, 2016
Applicant:
Mitsui Chemicals, Inc., Tokyo, JP;
Inventors:
Masaru Kawaguchi, Omuta, JP;
Nobuo Kawato, Kurume, JP;
Assignee:
MITSUI CHEMICALS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/04 (2006.01); G02C 7/10 (2006.01); C08F 2/44 (2006.01); C08F 222/10 (2006.01);
U.S. Cl.
CPC ...
G02B 1/041 (2013.01); C08F 2/44 (2013.01); C08F 222/1006 (2013.01); G02B 1/04 (2013.01); G02C 7/10 (2013.01); G02C 7/102 (2013.01); C08F 222/1063 (2020.02);
Abstract
A polymerizable composition for an optical material according to the present invention, including: a monomer mixture (A) including a polymerizable monomer having a (meth) acrylic group, a photochromic compound (B) which is at least one selected from compounds represented by Formulae (1) and (2); and an ultraviolet absorbing agent (C) which is at least one selected from compounds represented by Formulae (a) to (c).
Kawaguchi, Masaru. (2021). Polymerizable composition for optical material, optical material obtained from the composition, and plastic lens (U.S. Patent No. 10921489). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10921489
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile