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:
Jul. 25, 2006
Filed:
Aug. 17, 2001
Applicants:
Boris E Bosch, Cologne, DE;
Axel Monsees, Frankfurt, DE;
Uwe Dingerdissen, Seeheim-Jugenheim, DE;
Paul Knochel, Munich, DE;
Eike Hupe, Neuried, DE;
Inventors:
Boris E Bosch, Cologne, DE;
Axel Monsees, Frankfurt, DE;
Uwe Dingerdissen, Seeheim-Jugenheim, DE;
Paul Knochel, Munich, DE;
Eike Hupe, Neuried, DE;
Assignee:
Degussa AG, Duesseldorf, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07F 9/46 (2006.01); C07F 9/655 (2006.01); C07F 15/00 (2006.01); C07F 15/04 (2006.01); C07F 15/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention concerns novel unsymmetrical chiral diphosphines of a mixed aliphatic-aromatic type and processes for synthesizing them, complexes of these compounds and their use as catalysts.