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:
Oct. 06, 2009
Filed:
Aug. 10, 2005
Applicants:
Alison Linda May, Poole, GB;
Peter (Fangyun) Hsu, Wiesbaden-Sonnenberg, DE;
Tara Perrett, Bournemouth, GB;
Ashley Nathan Smith, Southampton, GB;
Owain Llyr Parri, Ringwood, GB;
Inventors:
Alison Linda May, Poole, GB;
Peter (Fangyun) Hsu, Wiesbaden-Sonnenberg, DE;
Tara Perrett, Bournemouth, GB;
Ashley Nathan Smith, Southampton, GB;
Owain Llyr Parri, Ringwood, GB;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/38 (2006.01); C09K 19/52 (2006.01); C09K 19/54 (2006.01); C09K 19/58 (2006.01); C09K 19/60 (2006.01); C09K 19/20 (2006.01); C09K 19/12 (2006.01); C07C 69/76 (2006.01); G02F 1/13363 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a polymerisable liquid crystal (LC) material, to optically biaxial films prepared thereof, to novel polymerisable compounds used therein and to the use of the material and films in optical devices like compensators and LC displays (LCDs).