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:
Apr. 26, 2016
Filed:
Sep. 28, 2012
Applicant:
Rolic Ag, Zug, CH;
Inventors:
Assignee:
ROLIC AG, Zug, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
G02B 1/04 (2013.01); G02F 1/133711 (2013.01); G02F 1/133788 (2013.01); G02F 2001/133738 (2013.01); G02F 2001/133749 (2013.01); G02F 2201/086 (2013.01);
Abstract
The invention relates to photo-alignment layers for planar alignment of liquid crystals. Photo-alignment layers according to the invention exhibit a characteristic wavelength dependency of the dichroism in the uv wavelength range. The invention further relates to methods for providing such photo-alignment layers as well as liquid crystal devices containing them.