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:
May. 19, 2026
Filed:
Aug. 06, 2021
Toray Industries, Inc., Tokyo, JP;
Yuichi Yamakita, Iyo-gun, JP;
Daisuke Konishi, Nagoya, JP;
Hideki Hanabusa, Iyo-gun, JP;
Noriyuki Hirano, Nagoya, JP;
Reo Takaiwa, Iyo-gun, JP;
Toray Industries, Inc., Tokyo, JP;
Abstract
An epoxy resin composition is provided that has an elastic modulus, deformability, fracture toughness, and heat resistance in good balance. A prepreg produced from the epoxy resin composition and a fiber-reinforced composite material produced by curing the prepreg are also provided, where the epoxy resin composition includes the components [A], [B], and [C] and satisfies all of the requirements (1), (2), and (3) as described.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile