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. 01, 2007
Filed:
Feb. 12, 2002
Applicants:
Z. Gerald Liu, Madison, WI (US);
Robert K. Miller, Indianapolis, IN (US);
Barry M. Verdegan, Stoughton, WI (US);
William C. Haberkamp, Cookeville, TN (US);
Inventors:
Z. Gerald Liu, Madison, WI (US);
Robert K. Miller, Indianapolis, IN (US);
Barry M. Verdegan, Stoughton, WI (US);
William C. Haberkamp, Cookeville, TN (US);
Assignee:
Fleetgaurd, Inc., Nashville, TN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 50/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An exhaust aftertreatment combined filter and catalytic converter has a plurality of flow channels each having both: a) a flow-through channel catalytically reacting with the exhaust; and b) a wall-flow channel trapping particulate such as soot. A filter is also provided.