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:
Mar. 03, 2020
Filed:
Dec. 03, 2018
Applicant:
Nikon Corporation, Tokyo, JP;
Inventors:
Shiho Nishimura, Sagamihara, JP;
Yosuke Inokuchi, Tokyo, JP;
Assignee:
Nikon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/003 (2006.01); G02B 5/18 (2006.01); C08F 222/18 (2006.01); G02B 1/04 (2006.01); C07C 69/54 (2006.01); C08G 75/045 (2016.01); C08F 122/10 (2006.01);
U.S. Cl.
CPC ...
C08F 222/18 (2013.01); C07C 69/003 (2013.01); C07C 69/54 (2013.01); C08F 122/105 (2013.01); C08G 75/045 (2013.01); G02B 1/04 (2013.01); G02B 5/1852 (2013.01); G02B 5/1866 (2013.01);
Abstract
Low refractive index and high dispersion material which can produce a bonded-multilayer DOE having an excellent optical performance is obtained, and the optical member using this is obtained. The resin precursor for optical materials obtained through the addition reaction of the composite containing a di (meth) acrylate shown in the following Chemical Expression 1.