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:
May. 16, 1989
Filed:
Jan. 13, 1988
Applicant:
Inventors:
Raymond A Roosen, 's-Gravenwezel, BE;
Marcellus H De Meyer, Edegem, BE;
Marcel J Monbaliu, Mortsel, BE;
Assignee:
Agfa-Gevaert N.V., Mortsel, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F / ; G03C / ; G03C / ; G03C / ;
U.S. Cl.
CPC ...
430-7 ; 350317 ; 3503 / ; 430 24 ; 430287 ; 430 28 ; 430365 ; 430366 ; 430376 ; 430945 ; 430952 ;
Abstract
A process for the manufacture of a relief element useful in liquid crystal display panels to control the gap-width of the liquid crystal layer, which process comprises the steps of: