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:
Aug. 16, 2011
Filed:
Dec. 05, 2006
Andreas Taugerbeck, Darmstadt, DE;
Elvira Montenegro, Weinheim, DE;
Atsutaka Manabe, Bensheim, DE;
Herbert Plach, Darmstadt, DE;
Andreas Taugerbeck, Darmstadt, DE;
Elvira Montenegro, Weinheim, DE;
Atsutaka Manabe, Bensheim, DE;
Herbert Plach, Darmstadt, DE;
Merck Patent GmbH, Darnstadt, DE;
Abstract
The present invention relates to benzochromene derivatives of the formula I where the various parameters have the meaning indicated in the text, and to liquid-crystal media which comprise these compounds, and to the use of the media in electro-optical displays, in particular in TN, OCB, LCOS and/or IPS-LCDs, and to the use of the compounds and physiologically acceptable derivatives thereof as therapeutic active ingredients.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile