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:
Jul. 16, 1991
Filed:
Oct. 23, 1987
Applicant:
Inventors:
Gerhard Wieners, Frankfurt am Main, DE;
Rudolf Heumuller, Bad Soden am Taunus, DE;
Jochen Coutandin, Bretzenheim, DE;
Werner Groh, Frankfurt am Main, DE;
Peter Herbrechtsmeier, Konigstein, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526245 ; 526296 ;
Abstract
A transparent material of very good heat resistance and very good light conductivity is essentially composed of a polymer derived mainly from bromophenyl acrylates or bromophenyl methacrylates.