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. 02, 2026
Filed:
Sep. 17, 2021
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventor:
Yuya Homma, Osaka, JP;
Assignee:
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 290/06 (2006.01); C03C 25/1065 (2018.01); C03C 25/326 (2018.01); C09D 175/12 (2006.01); G02B 6/02 (2006.01);
U.S. Cl.
CPC ...
C08F 290/067 (2013.01); C03C 25/1065 (2013.01); C03C 25/326 (2013.01); C09D 175/12 (2013.01); G02B 6/02395 (2013.01);
Abstract
A resin composition for secondary coating of an optical fiber includes a photopolymerizable compound including a urethane (meth)acrylamide, and a photopolymerization initiator. The urethane (meth)acrylamide has a (meth)acrylamide group at at least one end of a urethane bond.