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:
Mar. 29, 2005
Filed:
Nov. 09, 2001
Applicants:
Christian Levassort, Tours, FR;
Franck Jousse, Tours, FR;
Laurent Delnaud, Ballan Mire, FR;
Pierrick Buvat, Montbazon, FR;
Inventors:
Christian Levassort, Tours, FR;
Franck Jousse, Tours, FR;
Laurent Delnaud, Ballan Mire, FR;
Pierrick Buvat, Montbazon, FR;
Assignee:
Commissariat a l'Energie Atomique, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G077/60 ;
U.S. Cl.
CPC ...
Abstract
Heat-stable poly(ethynylene phenylene ethynylene polysiloxene(silylene)) polymers preferably of determined molecular mass, optionally bearing at the end of the chain groups derived from a chain-limiting agent. Processes for preparing these polymers, cured products obtained by heat-treating these polymers, and composite matrices comprising these polymers.