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. 22, 2018
Filed:
Dec. 04, 2014
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventor:
Nathan Smith, Southampton, GB;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
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 29/033 (2006.01); C09B 31/043 (2006.01); C09B 35/20 (2006.01); C09B 67/22 (2006.01); C09B 1/28 (2006.01); C09B 29/036 (2006.01); C09B 29/08 (2006.01);
U.S. Cl.
CPC ...
G02F 1/167 (2013.01); C09B 1/285 (2013.01); C09B 29/0048 (2013.01); C09B 29/0081 (2013.01); C09B 29/0808 (2013.01); C09B 31/043 (2013.01); C09B 35/20 (2013.01); C09B 67/0033 (2013.01); G02F 2001/1678 (2013.01);
Abstract
This invention relates to electrophoretic fluids comprising a solvent, a dye, white particles, and colored particles selected from red, green, blue, magenta, cyan, yellow particles, and mixtures thereof, and electrophoretic display devices comprising such fluids.