Air purifier
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Description
The features shown in broken lines depict environmental subject matter only and form no part of the claimed design. The screen on the face of
Claims
The ornamental design for a air purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
D512493 | December 6, 2005 | Haranaka |
D513070 | December 20, 2005 | Haranaka |
D539883 | April 3, 2007 | Lee et al. |
D583450 | December 23, 2008 | Choi |
D619236 | July 6, 2010 | Schlag et al. |
D633610 | March 1, 2011 | Wu |
D649236 | November 22, 2011 | Bilko et al. |
D657033 | April 3, 2012 | Chouji |
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Patent History
Patent number: D716428
Type: Grant
Filed: Mar 13, 2014
Date of Patent: Oct 28, 2014
Assignee: Guardian Technologies LLC (Mentor, OH)
Inventors: Richard C. Farone (Willoughby, OH), Cynthia Caffoe (Aurora, OH)
Primary Examiner: David Muller
Application Number: 29/484,878
Type: Grant
Filed: Mar 13, 2014
Date of Patent: Oct 28, 2014
Assignee: Guardian Technologies LLC (Mentor, OH)
Inventors: Richard C. Farone (Willoughby, OH), Cynthia Caffoe (Aurora, OH)
Primary Examiner: David Muller
Application Number: 29/484,878
Classifications
Current U.S. Class:
Air Cleaner (D23/364)