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:
Mar. 17, 2015
Filed:
Dec. 17, 2009
Applicants:
Harry J. Coles, Ely, GB;
Damian J. Gardiner, Cambridge, GB;
Inventors:
Harry J. Coles, Ely, GB;
Damian J. Gardiner, Cambridge, GB;
Assignee:
Cambridge Enterprise Limited, Cambridge, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/20 (2006.01); C09K 19/12 (2006.01); C09K 19/42 (2006.01); C09K 19/44 (2006.01); C09K 19/46 (2006.01); C09K 19/58 (2006.01); G02F 1/1333 (2006.01); G02F 1/1334 (2006.01); C09K 19/40 (2006.01);
U.S. Cl.
CPC ...
C09K 19/58 (2013.01); C09K 19/406 (2013.01); C09K 19/408 (2013.01);
Abstract
A method of making a wide temperature-range smectic liquid crystal material comprises taking a wide temperature-range nematic mixture and doping this with a mesogenic silicon-containing material. Aspects of the invention provide wide temperature-range smectic materials and devices using the smectic materials.