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. 05, 2009
Filed:
Jun. 08, 2005
Applicants:
Bertil Helgee, Västra Frölunda, SE;
Lachezar Komitov, Göteborg, SE;
Inventors:
Bertil Helgee, Västra Frölunda, SE;
Lachezar Komitov, Göteborg, SE;
Assignee:
Ecsibeo PPFI AB, Göteborg, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/00 (2006.01); C09K 19/06 (2006.01); C09K 19/52 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a liquid crystal device comprising a liquid crystal bulk layer and a dynamic surface-director alignment layer, wherein the liquid crystal bulk layer comprises a liquid crystalline material possessing a phase sequence consisting of isotropic phase, nematic phase and optionally crystalline phase(s), and the surface-director alignment layer comprises a chiral smectic liquid crystalline polysiloxane. The invention also relates to a method for its manufacturing.