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:
Sep. 13, 2022
Filed:
Mar. 26, 2020
Applicant:
Nikon Corporation, Tokyo, JP;
Inventors:
Yoshihiro Someya, Yamato, JP;
Masayuki Shijo, Yokohama, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 69/54 (2006.01); C07C 69/602 (2006.01); C08F 220/20 (2006.01); C08F 220/24 (2006.01); G02B 3/00 (2006.01); C08F 222/10 (2006.01); G02B 7/14 (2021.01);
U.S. Cl.
CPC ...
C07C 69/54 (2013.01); C07C 69/602 (2013.01); C08F 220/20 (2013.01); C08F 220/24 (2013.01); C08F 222/1025 (2020.02); G02B 3/00 (2013.01); G02B 7/14 (2013.01);
Abstract
A compound expressed in the following formula (1) (where Rand Rindependently denote a hydrogen atom or a methyl group, Yand Yindependently denote an alkylene group having a carbon number of 1 to 9, and nand nindependently denote an integer of 0 to 3).