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:
Sep. 26, 1995
Filed:
May. 06, 1993
Applicant:
Inventors:
Noriyuki Koike, Yoshii, JP;
Kouichi Yamaguchi, Takasaki, JP;
Hiromasa Yamaguchi, Annaka, JP;
Kouji Takano, Annaka, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568615 ; 568685 ;
Abstract
An extremely reactive and highly copolymerizable hexafluoropropylene oxide oligoether derivative, to give bi- or ter-polymers with fluoroolefins and perfluoroalkyl vinyl ethers, which is represented by general formula: ##STR1## wherein X is a fluorine atom or trifluoromethyl group; and n is an integer of 2-5.
Koike, Noriyuki. (1995). Hexafluoropropylene oxide oligother derivative and process for (U.S. Patent No. 5453549). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5453549
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile