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:
Oct. 03, 1978
Filed:
Mar. 30, 1977
Applicant:
Inventor:
Claude Laesser, La Chaux-de-Fonds, CH;
Assignee:
Ebauches S.A., , CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
350334 ; 350345 ;
Abstract
A light guiding member for an electro-optic display device. The member is generally plate-shaped with thickened edge portions, one such edge portion forming an enclosure for a light source. The thickened portions are coated with conductive tracks to provide electrical connection between a substrate and display cell of the device.