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:
Sep. 22, 2009
Filed:
Aug. 01, 2001
Klaus Meerholz, Rösrath, DE;
Michael Bayerl, Türkheim, DE;
Florian Bielefeldt, Basel, CH;
Thomas Braig, Düsseldorf, DE;
Markus Gross, Sauerlach, DE;
David Müller, Köln, DE;
Oskar Nuyken, Munich, DE;
Hubert Spreitzer, Viernheim, DE;
Klaus Meerholz, Rösrath, DE;
Michael Bayerl, Türkheim, DE;
Florian Bielefeldt, Basel, CH;
Thomas Braig, Düsseldorf, DE;
Markus Gross, Sauerlach, DE;
David Müller, Köln, DE;
Oskar Nuyken, Munich, DE;
Hubert Spreitzer, Viernheim, DE;
Merck Patent GmbH, , DE;
Abstract
The invention provides low molecular weight or polymeric organic materials in which at least one hydrogen atom is replaced by a group of the formula (A) where R is alkyl group, alkoxyalkyl group, alkoxy group, thioalkoxy group, aryl group or alkenyl group, in each of which one or more hydrogen atoms may be replaced and one or more nonadjacent carbon atoms may be replaced.