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. 09, 2014
Filed:
Aug. 31, 2007
Applicants:
Herbert Florey Martins Dacosta, Peoria, IL (US);
Thomas Edward Paulson, Groveland, IL (US);
Svetlana Mikhailovna Zemskova, Edelstein, IL (US);
James Joshua Driscoll, Dunlap, IL (US);
Wade James Robel, Peoria, IL (US);
Inventors:
Herbert Florey Martins DaCosta, Peoria, IL (US);
Thomas Edward Paulson, Groveland, IL (US);
Svetlana Mikhailovna Zemskova, Edelstein, IL (US);
James Joshua Driscoll, Dunlap, IL (US);
Wade James Robel, Peoria, IL (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 27/24 (2006.01); B01D 53/94 (2006.01); F01N 3/035 (2006.01); B01J 23/38 (2006.01); B01J 37/02 (2006.01);
U.S. Cl.
CPC ...
F01N 3/035 (2013.01); B01J 23/38 (2013.01); B01J 27/24 (2013.01); B01J 37/0225 (2013.01); F01N 2250/02 (2013.01);
Abstract
A catalyst is disclosed. The catalyst contains a ternary nitride and at least one of gold, osmium, iridium, palladium, rhodium, rhenium, ruthenium, or cesium. The catalyst may be used for a particulate filter in an engine exhaust treatment system.