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:
Apr. 23, 1985
Filed:
Mar. 31, 1983
Applicant:
Inventors:
Fusaji Shoji, Yokohama, JP;
Issei Takemoto, Yokohama, JP;
Fumio Kataoka, Yokohama, JP;
Hitoshi Yokono, Katsuta, JP;
Tokio Isogai, Katsuta, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528 21 ; 528 33 ; 528 35 ; 528 40 ; 528 41 ; 528 42 ; 528 43 ; 524731 ; 524477 ;
Abstract
Heat-resistant silicone block polymer with a good flexibility obtained by reaction of an organosilsesquioxane with a silicone compound or organosiloxane in the presence of a basic catalyst in an organic solvent.