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. 07, 1992
Filed:
Sep. 25, 1990
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/Taunus, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; C08F / ;
U.S. Cl.
CPC ...
385143 ; 385145 ; 526245 ;
Abstract
Optical waveguides of very good heat resistance and good light conductivity are composed of polymers which are derived from halogenated phenyl acrylates or phenyl methacrylates.