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:
Jan. 25, 1994
Filed:
May. 14, 1992
Applicant:
Inventors:
Hirofumi Kishita, Annaka, JP;
Yasuo Tarumi, Takasaki, JP;
Kouichi Yamaguchi, Takasaki, JP;
Takashi Matsuda, Annaka, JP;
Kouji Takano, Annaka, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; C08G / ;
U.S. Cl.
CPC ...
528401 ; 568615 ; 568677 ;
Abstract
The present compound is a novel perfluoropolyether represented by the following general formula: ##STR1## wherein m is an integer of 1 to 3 and n is an integer of 2 to 6. This compound is quite useful as an inert liquid used as a heat transfer mediums in the filed of electronic materials.