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:
Nov. 16, 2010
Filed:
Jun. 30, 2005
Applicants:
Susanne Klein, Stroud, GB;
Adrian Geisow, Portishead, GB;
Inventors:
Susanne Klein, Stroud, GB;
Adrian Geisow, Portishead, GB;
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/60 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid crystal display device comprises a layer of liquid crystal material () between spaced-apart cell walls (), and electrodes () provided on at least one cell wall for applying an electric field across at least a part of said liquid crystal material. The liquid crystal material has anisotropic light-absorbing particles dispersed therein and substantially aligned therewith. The invention also provides a composition for use in the display.