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:
Oct. 12, 2021
Filed:
Jul. 02, 2019
Applicant:
Nikon Corporation, Tokyo, JP;
Inventors:
Masakatsu Kasuya, Chiba, JP;
Yosuke Inokuchi, Tokyo, JP;
Shiho Nishimura, Sagamihara, JP;
Toru Nakamura, Kawasaki, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 33/14 (2006.01); C08L 33/10 (2006.01); G02B 1/04 (2006.01); G02B 5/18 (2006.01);
U.S. Cl.
CPC ...
C08L 33/14 (2013.01); C08L 33/10 (2013.01); G02B 1/041 (2013.01); G02B 5/1876 (2013.01);
Abstract
Provided is an additive for an optical resin including a (meth)acrylate compound represented by general formula (1) below: [in general formula (1), each X independently represents a fluorine atom or a methyl group in which at least one hydrogen atom is substituted with a fluorine atom; m represents an integer of 0 to 5; Rrepresents an alkylene group or an oxyalkylene group having a carbon number of 1 to 8; and Rrepresents a hydrogen atom or a methyl group].