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.

Date of Patent:
Jul. 14, 2026

Filed:

Jan. 27, 2022
Applicant:

Nitto Denko Corporation, Osaka, JP;

Inventors:

Takahiro Fujii, Osaka, JP;

Masahaya Sugimoto, Osaka, JP;

Takuya Mase, Osaka, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/02 (2006.01); B32B 5/18 (2006.01); B32B 5/24 (2006.01); B32B 15/14 (2006.01); B32B 15/18 (2006.01); C09J 7/35 (2018.01);
U.S. Cl.
CPC ...
C09J 7/35 (2018.01); B32B 5/02 (2013.01); B32B 5/18 (2013.01); B32B 5/245 (2013.01); B32B 15/14 (2013.01); B32B 15/18 (2013.01); B32B 2260/021 (2013.01); B32B 2260/046 (2013.01); B32B 2262/101 (2013.01); B32B 2264/104 (2013.01); B32B 2266/0207 (2013.01); B32B 2266/0271 (2013.01); B32B 2307/4026 (2013.01); B32B 2307/748 (2013.01); C09J 2301/408 (2020.08); C09J 2301/414 (2020.08); C09J 2400/24 (2013.01); C09J 2409/00 (2013.01); C09J 2463/00 (2013.01); C09J 2495/00 (2013.01);
Abstract

A reinforcement material includes a resin layer and a restraining layer. The resin layer contains a resin component and a foaming agent, and serves as a reinforcement layer for reinforcing an object. The restraining layer is disposed on the resin layer. The reinforcement layer contains a matrix resin obtained by curing the resin component and a plurality of cells generated by foaming the foaming agent. A ratio of the total area of the plurality of cells in a cross section of the reinforcement layer is 83% or more, and an elastic modulus of the matrix resin of the reinforcement layer is 1.4 GPa or more.


Find Patent Forward Citations

Fujii, Takahiro. (2026). Reinforcement material and reinforcement structure (U.S. Patent No. 12680003). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12680003

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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