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. 11, 1979
Filed:
Aug. 31, 1977
Applicant:
Inventors:
Erwin Buchel, Ennetbaden, CH;
Ruurd de Fluiter, Zurich, CH;
Peter J Wild, Wettingen, CH;
Jorg Wullschleger, Mulligen, CH;
Assignee:
BBC Brown Boveri & Company, Limited, Baden, CH;
Primary Examiner:
Int. Cl.
CPC ...
B41F / ;
U.S. Cl.
CPC ...
101129 ; 350343 ; 428-1 ; 101368 ; 101127 ;
Abstract
A method for the production marking of liquid crystal displays whereby the closure bar of the liquid crystal cell is produced and encoded by a screen printing process. Several coding techniques which minimize production interruptions are also disclosed.
Quick Actions:
Buchel, Erwin. (1979). Method for the production marking of liquid displays (U.S. Patent No. 4177729). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4177729
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile