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 6756458 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 29, 2004

Filed:

Dec. 02, 2002
Applicant:
Inventors:

Kimiaki Kashiwagi, Kanagawa, JP;

Gen Ogawa, Kanagawa, JP;

Masakuni Sato, Kanagawa, JP;

Kazuya Oharu, Kanagawa, JP;

Isamu Kaneko, Kanagawa, JP;

Norihide Sugiyama, Kanagawa, JP;

Shin Tatematsu, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
C08F / ;
Abstract

A novel polymer useful as an optical resin material excellent in heat resistance, a novel monomer for obtaining the polymer, etc., are provided. A fluorinated diene represented by CF ═CF(CF ) C(CF )ROCF═CF (wherein R is a fluorine atom or a trifluoromethyl group, and n is an integer of from 1 to 3), and a polymer thereof.


Find Patent Forward Citations

Kashiwagi, Kimiaki. (2004). Fluorinated compound, method for its production and polymer thereof (U.S. Patent No. 6756458). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6756458

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