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:
Sep. 21, 2010
Filed:
Apr. 01, 2005
Robert A. Hayes, Eindhoven, NL;
Mickael Joulaud, Monjavi, IT;
Thibault J B Roques-carmes, Nancy, FR;
Stephanie A. Palmier, Ramonville, FR;
Robert A. Hayes, Eindhoven, NL;
Mickael Joulaud, Monjavi, IT;
Thibault J B Roques-Carmes, Nancy, FR;
Stephanie A. Palmier, Ramonville, FR;
Liquavista B.V., Eindhoven, NL;
Abstract
In a reflective a display device based on layer break up or layer displacement having at least two different states, in which one of the fluids () e. g oil in a first state adjoins at least a first support plate () and in the second state the other fluid () at least partly adjoins the first support plate, in which picture elements are separated by areas () having a hydrophilic surface dyes (or sometimes pigments) are added to the oil (usually hydrocarbon but also possibly silicone or fluorocarbon), to provide sufficient optical intensity.