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:
Dec. 15, 1992
Filed:
Apr. 21, 1992
Applicant:
Inventors:
William P Weber, Los Angeles, CA (US);
Xiugao Liao, Los Angeles, CA (US);
Assignee:
University of Southern California, Los Angles, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
5253265 ; 525342 ; 525370 ;
Abstract
Crosslinkable saturated and unsaturated carbosilane polymers are prepared by polymerizing vinyl substituted 1-silacyclo-pent-3-ene or vinyl substituted 1-silacyclobutane monomers in the presence of an anionic ring opening catalyst.