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:
Nov. 24, 1998
Filed:
Dec. 26, 1996
Applicant:
Inventors:
Yasumasa Akatsuka, Saitama-ken, JP;
Kenichi Kuboki, Chiba-ken, JP;
Yoshio Shimamura, Tokyo, JP;
Ryoichi Hasegawa, Saitama-ken, JP;
Assignee:
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 97 ; 523443 ; 523466 ; 525481 ; 525484 ; 549560 ;
Abstract
An object is to provide hardened products having excellent water resistance and mechanical strength, and an epoxy resin and an epoxy resin composition for use in the production thereof. An epoxy resin obtained by the glycidylation of a novolak type resin which is prepared by the condensation of biphenyls with phenols and naphthols, and a resin composition containing said epoxy resin and hardened products thereof.
Akatsuka, Yasumasa. (1998). Epoxy resin, epoxy resin composition and hardened product thereof (U.S. Patent No. 5840824). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5840824
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile