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. 11, 2007
Filed:
Jul. 03, 2002
Stephan Schlitter, Limburgerhof, DE;
Holger Borchert, Offstein, DE;
Michael Hesse, Worms, DE;
Markus Schubert, Ludwigshafen, DE;
Nils Bottke, Mannheim, DE;
Rolf-hartmuth Fischer, Heidelberg, DE;
Markus Rösch, Oppenheim, DE;
Gunnar Heydrich, Limburgerhof, DE;
Alexander Weck, Freinsheim, DE;
Stephan Schlitter, Limburgerhof, DE;
Holger Borchert, Offstein, DE;
Michael Hesse, Worms, DE;
Markus Schubert, Ludwigshafen, DE;
Nils Bottke, Mannheim, DE;
Rolf-Hartmuth Fischer, Heidelberg, DE;
Markus Rösch, Oppenheim, DE;
Gunnar Heydrich, Limburgerhof, DE;
Alexander Weck, Freinsheim, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
A catalyst for the hydrogenation of C-dicarboxylic acids and/or derivatives thereof, preferably maleic anhydride, in the gas phase comprises