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:
Jun. 04, 2024
Filed:
Aug. 21, 2019
Applicant:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Inventors:
Yousuke Imagawa, Tokyo, JP;
Hiroshi Horikoshi, Tokyo, JP;
Assignee:
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 75/06 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08G 75/06 (2013.01); G02B 1/041 (2013.01);
Abstract
The present application provides a composition for an optical material containing a compound (a) and/or a compound (b) and a compound (c) which are described below. The proportion of the compound (a) and/or the compound (b) is 0.001-30.0% by mass. The compound (a) is a compound represented by formula (1). The compound (b) is a compound represented by formula (2). The compound (c) is an episulfide compound.
Imagawa, Yousuke. (2024). Composition for optical material and optical material (U.S. Patent No. 11999824). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11999824
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile