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:
Aug. 06, 2019
Filed:
Apr. 24, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Terunobu Saitoh, Hachioji, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 222/24 (2006.01); G02B 1/04 (2006.01); B32B 27/28 (2006.01); C08F 228/04 (2006.01);
U.S. Cl.
CPC ...
C08F 222/24 (2013.01); B32B 27/286 (2013.01); C08F 228/04 (2013.01); G02B 1/041 (2013.01); B32B 2307/412 (2013.01); B32B 2551/00 (2013.01);
Abstract
Provided is a cured product having the following characteristics: the dispersion characteristic and secondary dispersion characteristic of refractive indices are high, the cured product hardy crystallizes, and a chromatic aberration-correcting function is high. The cured product contains at least a structure represented by the general formula (4) and a structure represented by the general formula (5), in which a content of the structure represented by the general formula (5) in the cured product is 0.01 or more and 0.10 or less in terms of a substance amount ratio with respect to the structure represented by the general formula (4).