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. 30, 2025
Filed:
Aug. 06, 2021
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Naozumi Shiraiwa, Ashigarakami-gun, JP;
Takayasu Nagai, Ashigarakami-gun, JP;
Naoyuki Morooka, Ashigarakami-gun, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 222/10 (2006.01); C07D 339/06 (2006.01); C08F 222/24 (2006.01); C08K 3/22 (2006.01); G02B 1/04 (2006.01); G02B 5/18 (2006.01);
U.S. Cl.
CPC ...
C08F 222/102 (2020.02); C07D 339/06 (2013.01); C08F 222/24 (2013.01); C08K 3/22 (2013.01); G02B 1/04 (2013.01); G02B 5/1814 (2013.01); G02B 5/1866 (2013.01); C08F 2800/20 (2013.01); C08K 2003/2231 (2013.01);
Abstract
The present invention provides a resin composition suitable for producing a diffractive optical element, the resin composition including an indium tin oxide particle and a near-ultraviolet light-absorbing organic compound having a maximum value of an absorbance at 340 nm to 400 nm in an absorption spectrum in a wavelength region of 300 nm to 780 nm and exhibiting substantially no light absorption at a wavelength of 410 to 800 nm.