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:
Nov. 03, 1998
Filed:
Feb. 06, 1997
Applicant:
Inventors:
Evan G Colgan, Chestnut Ridge, NY (US);
Minhua Lu, Mohegan Lake, NY (US);
Robert Lee Melcher, Mt. Kisco, NY (US);
James Lawrence Sanford, Chappaqua, NY (US);
Kei-Hsiung Yang, Katonah, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
349156 ; 349155 ; 349157 ;
Abstract
A structural principle is described for control of the gap and the area around the periphery of a liquid crystal display by the formation of an insulating layer out of which, gap dimension maintaining posts and contaminant diffusion inhibiting segmented walls, remain after the display area is etched back out of the layer.