Air filter
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The broken lines shown in the drawings are for the purpose of illustrating portions of the article that form no part of the claimed design.
Claims
We claim the ornamental design for an air filter, as shown and described.
8012227 | September 6, 2011 | Greif |
8157880 | April 17, 2012 | Muenkel |
8216334 | July 10, 2012 | Nelson |
8657900 | February 25, 2014 | Menssen |
8784522 | July 22, 2014 | Menssen |
8790431 | July 29, 2014 | Muenkel |
20070289265 | December 20, 2007 | Coulonvaux |
20100162673 | July 1, 2010 | Grosche |
20100186353 | July 29, 2010 | Ackermann |
20120198802 | August 9, 2012 | Menssen |
20130031878 | February 7, 2013 | Menssen |
20140033666 | February 6, 2014 | Menssen |
20140047808 | February 20, 2014 | Menssen |
Type: Grant
Filed: Jan 19, 2015
Date of Patent: May 2, 2017
Assignee: MANN+HUMMEL GMBH (Ludwigsburg)
Inventors: Joerg Menssen (Markgroeningen), Oliver Steins (Roemerberg), Kai Hilarius (Roemerberg), Stefan Becker (Mannheim)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Ania Aman
Application Number: 29/514,976