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:
Feb. 12, 1991
Filed:
Jun. 09, 1988
Applicant:
Inventors:
Eric Bacque, Talence, FR;
Jean-Paul Pillot, Cestas, FR;
Jacques Dunogues, Talence, FR;
Pierre Olry, Bordeaux, FR;
Assignee:
Societe Europeenne de Propulsion, Suresnes, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528034 ; 528 14 ; 528 32 ; 528 33 ; 528 38 ; 556412 ; 556430 ; 501 88 ;
Abstract
The present invention relates to copolymers containing --Si--N-- and --Si--Si-- bonds, which are obtained by the polycondensation of