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.

Date of Patent:
Jun. 23, 2015

Filed:

Jun. 09, 2011
Applicants:

Barry M. Verdegan, Stoughton, WI (US);

Chad M. Thomas, Cookeville, TN (US);

Peter K. Herman, Stoughton, WI (US);

Inventors:

Barry M. Verdegan, Stoughton, WI (US);

Chad M. Thomas, Cookeville, TN (US);

Peter K. Herman, Stoughton, WI (US);

Assignee:

CUMMINS FILTRATION IP INC., Columbus, IN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/143 (2006.01); B01D 27/10 (2006.01); B01D 37/04 (2006.01); F01N 11/00 (2006.01); F02M 37/22 (2006.01); B01D 27/00 (2006.01); F02D 41/22 (2006.01); F02D 41/14 (2006.01);
U.S. Cl.
CPC ...
B01D 35/143 (2013.01); B01D 27/101 (2013.01); B01D 37/046 (2013.01); F01N 11/002 (2013.01); F01N 2550/04 (2013.01); F01N 2900/0402 (2013.01); F01N 2900/0412 (2013.01); F01N 2900/0416 (2013.01); F02D 41/22 (2013.01); F02D 2041/1433 (2013.01); F02M 37/22 (2013.01); Y02T 10/47 (2013.01);
Abstract

Systems, methods, and algorithms for monitoring and indicating filter life of an internal combustion engine, hydraulic systems, and other machines are useful. The systems, methods, and algorithms may be used to provide an indication alert to a user that the filter is approaching an end-of-useful-life condition.


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