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:
Apr. 09, 2013
Filed:
May. 21, 2008
Applicants:
Christian Kuhrs, Heidelberg, DE;
Andreas Kern, Mannheim, DE;
Tilo John, Speyer, DE;
Wolfgang Steiner, Friedelsheim, DE;
Heiko Maas, Lantau Island, CN;
Inventors:
Christian Kuhrs, Heidelberg, DE;
Andreas Kern, Mannheim, DE;
Tilo John, Speyer, DE;
Wolfgang Steiner, Friedelsheim, DE;
Heiko Maas, Lantau Island, CN;
Assignee:
BASF SE, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 29/06 (2006.01); C07D 251/12 (2006.01); C07D 251/60 (2006.01); C07D 251/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of melamine by decomposition of urea with the use of a catalyst, the catalyst comprising