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:
Dec. 17, 2013
Filed:
Jun. 04, 2009
Applicants:
Olivier Enger, Ludwigshafen, DE;
Markus Hoffmann, Barcelona, ES;
Jochen Brill, Speyer, DE;
Stephan Maurer, Nuestadt-Gimmeldingen, DE;
Bernd Ziegler, Goennheim, DE;
Inventors:
Olivier Enger, Ludwigshafen, DE;
Markus Hoffmann, Barcelona, ES;
Jochen Brill, Speyer, DE;
Stephan Maurer, Nuestadt-Gimmeldingen, DE;
Bernd Ziegler, Goennheim, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/32 (2006.01); C09K 19/34 (2006.01); C09K 19/06 (2006.01); C09K 19/52 (2006.01); C09K 19/00 (2006.01); C07D 321/00 (2006.01); C07D 307/00 (2006.01); C07D 317/00 (2006.01); C07D 323/02 (2006.01); C07D 307/77 (2006.01); C07D 307/93 (2006.01); C07D 493/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to compounds of the general formula I The invention further relates to a liquid-crystalline composition which comprises at least one compound of the formula I, and to the use of the compounds of the formula I as chiral dopants.