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:
Apr. 26, 1989
Applicant:
Inventors:
Peter Herbrechtsmeier, Konigstein/Taunus, DE;
Gerhard Wieners, Frankfurt, DE;
Jurgen Kuhls, Burghausen, DE;
Herbert Fitz, Burgkirchen, DE;
Manfred Tschacher, Emmerting, DE;
Assignee:
Hoechst Aktiengesellschaft, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; D02G / ;
U.S. Cl.
CPC ...
350 9634 ; 350 9630 ; 428373 ; 428394 ;
Abstract
An optical waveguide having a core-sheath structure whose core comprises a terpolymer based on vinylidene fluoride, tetrafluoroethylene and hexafluoropropylene, is suitable for transmission paths of ca. 10 to ca. 100 m and can also be used at a temperature of above 100.degree. C. without significant reduction of the transmission path.