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.:

US 7754903 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 13, 2010

Filed:

Jun. 18, 2004
Applicants:

Junji Takenaka, Yamaguchi, JP;

Hiromasa Yamamoto, Yamaguchi, JP;

Kenji Tanaka, Yamaguchi, JP;

Inventors:

Junji Takenaka, Yamaguchi, JP;

Hiromasa Yamamoto, Yamaguchi, JP;

Kenji Tanaka, Yamaguchi, JP;

Assignee:

Tokuyama Corporation, Mikage-Cho, Shunan-Shi, Yamaguchi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 493/00 (2006.01); C07D 303/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention discloses a curable polycyclic compound represented by the following formula (1): {wherein A is a di- to hexa-valent group derived from a polycyclic hydrocarbon compound; Ris an alkyl group of 1 to 4 carbon atoms, a perfluoroalkyl group of 1 to 4 carbon atoms, or a fluorine atom; n is an integer of 0 to 2; m is an integer of 2 to 4; and Y is a group represented by the following formula (2) or (3): (wherein R, R, Rand Rare each independently a hydrogen atom, a fluorine atom or an alkyl group of 1 to 4 carbon atoms; Ris a methyl group or an ethyl group; and p and q are each independently an integer of 0 to 4)}.


Find Patent Forward Citations

Takenaka, Junji. (2010). Curable polycyclic compounds and process for the production thereof (U.S. Patent No. 7754903). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7754903

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