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:
Jun. 21, 2022
Filed:
May. 10, 2018
Applicant:
Toray Industries, Inc., Tokyo, JP;
Inventors:
Hirokazu Iimori, Otsu, JP;
Masataka Nakamura, Otsu, JP;
Assignee:
TORAY INDUSTRIES, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/20 (2006.01); C08F 290/06 (2006.01); G02B 1/04 (2006.01); B29D 11/00 (2006.01); B29K 83/00 (2006.01); B29K 105/00 (2006.01);
U.S. Cl.
CPC ...
C08F 290/068 (2013.01); C08G 77/20 (2013.01); G02B 1/043 (2013.01); B29D 11/00038 (2013.01); B29K 2083/00 (2013.01); B29K 2105/0061 (2013.01);
Abstract
The present invention provides a contact lens composition that is polymerizable in a mold and that can easily be peeled from a mold, a cured material of the contact lens composition, a contact lens in which the cured material of the contact lens composition is disposed in at least a center part thereof, and a method for manufacturing the contact lens. This contact lens composition contains (a) a polymerizable crosslinking agent having a multi-ring alicyclic hydrocarbon structure and (b) silicone having a radical polymerizable group.