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. 19, 2017
Filed:
Feb. 28, 2013
Applicant:
Empire Technology Development Llc, Wilmington, DE (US);
Inventor:
Josef Peter Klein, Vashon, WA (US);
Assignee:
Empire Technology Development LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/00 (2006.01); G02B 26/08 (2006.01); G02F 1/29 (2006.01); G02F 1/167 (2006.01); C09B 1/16 (2006.01); C09B 1/36 (2006.01); C09B 5/62 (2006.01); C09B 43/32 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
G02F 1/167 (2013.01); C09B 1/16 (2013.01); C09B 1/36 (2013.01); C09B 5/62 (2013.01); C09B 43/32 (2013.01); G02B 5/223 (2013.01); G02F 2001/1678 (2013.01);
Abstract
Electrophoretic displays with an electrophoretic medium having charged pigmented microparticles are disclosed. The microparticles are charged linking molecules polymerized with chromophores of various colors so that microparticles in a variety of colors may be produced. Methods for producing the microparticles and using the microparticles in an electrophoretic display are also disclosed. Such microparticles may be provided separately, or kits may be provided for producing the microparticles.