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:
May. 30, 2006
Filed:
Dec. 10, 2003
Applicants:
Till Gerlach, Ludwigshafen, DE;
Frank Funke, Ludwigshafen, DE;
Christoph Benisch, Mannheim, DE;
Johann-peter Melder, Böhl-Iggelheim, DE;
Inventors:
Till Gerlach, Ludwigshafen, DE;
Frank Funke, Ludwigshafen, DE;
Christoph Benisch, Mannheim, DE;
Johann-Peter Melder, Böhl-Iggelheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for preparing a symmetrical secondary amine by reaction of a primary amine in the presence of hydrogen and a catalyst whose preparation has involved precipitation of catalytically active components onto monoclinic, tetragonal or cubic zirconium dioxide.