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. 25, 2018
Filed:
Feb. 23, 2015
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Simon Siemianowski, Darmstadt, DE;
Rachel Tuffin, Chandlers Ford, GB;
Roger Kemp, Winchester, GB;
Ian Charles Sage, Malvern, GB;
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1343 (2006.01); G02F 1/1333 (2006.01); G02F 1/00 (2006.01); C10M 171/00 (2006.01); C09K 19/30 (2006.01); G06F 3/00 (2006.01); C09K 19/20 (2006.01); C09K 19/52 (2006.01); C09K 19/04 (2006.01); C09K 19/12 (2006.01); C09K 19/34 (2006.01);
U.S. Cl.
CPC ...
C10M 171/001 (2013.01); C09K 19/20 (2013.01); C09K 19/3066 (2013.01); C09K 19/3068 (2013.01); C09K 19/3402 (2013.01); G02F 1/0045 (2013.01); G02F 1/133305 (2013.01); G02F 1/134363 (2013.01); G06F 3/00 (2013.01); C09K 2019/0466 (2013.01); C09K 2019/123 (2013.01); C09K 2019/3077 (2013.01); C09K 2019/3083 (2013.01); C09K 2019/3422 (2013.01); C09K 2019/521 (2013.01); C09K 2019/523 (2013.01); C10M 2201/04 (2013.01); C10M 2201/062 (2013.01); C10M 2209/084 (2013.01); C10N 2220/06 (2013.01); C10N 2220/082 (2013.01); C10N 2230/06 (2013.01); C10N 2240/20 (2013.01); C10N 2250/12 (2013.01);
Abstract
The present invention relates to an electro-rheological fluid comprising particles of at least one inorganic or organic material suspended in a polar liquid crystalline medium, the use of such electro-rheological fluid in an haptic device, an haptic device itself, a method of the production of such haptic device and the use of such haptic device in electro-optical devices.