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. 26, 2000
Filed:
Sep. 30, 1998
Applicant:
Inventors:
Alexander Weiss, Monchengladbach, DE;
Klaus Nothofer, Erkrath, DE;
Assignee:
Alcatel, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
385103 ; 385100 ; 385114 ;
Abstract
An elongated optical element is proposed with a core (2, 11), with several optical transmission units extending in the longitudinal direction of the element and affixed to the surface of the core (2, 11) with a layer (3,13) of a hot-melt adhesive, the layer (3,13) extending through cavities (7) disposed between the surface (6,14) of the core (2,11) and the transmission units, wherein the hot-melt adhesive can swell in water and wherein the layer thickness of the hot-melt adhesive is less than the diameter of the transmission units. Also described is a method for fabricating the element.