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:
Feb. 20, 1990
Filed:
Jul. 22, 1988
Applicant:
Inventors:
Johannes J Ponjee, Eindhoven, NL;
Antonius B Voermans, Eindhoven, NL;
Assignee:
U.S. Philips Corp., New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
350340 ; 350341 ;
Abstract
A display cell having two parallel transparent substrate plates which are interconnected at their periphery and which are each provided with an electrode and an orientation layer, and comprising a liquid crystalline compound in the cell space between the plates, the orientation layer being a monolayer of an alkyl mercaptan.
Ponjee, Johannes. (1990). Display cell with alkyl mercaptan alignment layer (U.S. Patent No. 4902104). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4902104
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile