Air filter
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Description
The dash dot line immediately adjacent to the claimed area in
Claims
We claim the ornamental design for an air filter, as shown and described.
Referenced Cited
U.S. Patent Documents
D498512 | November 16, 2004 | Warren et al. |
D501533 | February 1, 2005 | Robinson et al. |
D520619 | May 9, 2006 | Kuempel et al. |
D529128 | September 26, 2006 | Lee |
D541372 | April 24, 2007 | Warren et al. |
D554249 | October 30, 2007 | Holmgren |
D577414 | September 23, 2008 | Evanovich |
D591825 | May 5, 2009 | Quintel |
D599432 | September 1, 2009 | Buesseler et al. |
D644297 | August 30, 2011 | Chen |
D652904 | January 24, 2012 | Sisk |
D662568 | June 26, 2012 | Zeng |
D667926 | September 25, 2012 | Farley |
Patent History
Patent number: D705412
Type: Grant
Filed: Aug 8, 2012
Date of Patent: May 20, 2014
Assignee: Mann+Hummel GmbH (Ludwigsburg)
Inventors: Klemens Dworatzek (Ludwigsburg), Ralf Bauder (Ludwigsburg), Steffen Ackermann (Ludwigsburg)
Primary Examiner: David Muller
Application Number: 29/429,278
Type: Grant
Filed: Aug 8, 2012
Date of Patent: May 20, 2014
Assignee: Mann+Hummel GmbH (Ludwigsburg)
Inventors: Klemens Dworatzek (Ludwigsburg), Ralf Bauder (Ludwigsburg), Steffen Ackermann (Ludwigsburg)
Primary Examiner: David Muller
Application Number: 29/429,278
Classifications
Current U.S. Class:
Filter (D23/365)