Air filter
Latest Perfect Union Co., Ltd. Patents:
Description
The broken lines depict portions of the air filter that form no part of the claimed design.
Claims
The ornamental design for an air filter, as shown and described.
Referenced Cited
U.S. Patent Documents
D328343 | July 28, 1992 | Cheng |
D367058 | February 13, 1996 | Isonaga |
D408411 | April 20, 1999 | Hakoda |
D426627 | June 13, 2000 | Cho |
D427301 | June 27, 2000 | Sato et al. |
D431074 | September 19, 2000 | Deros |
D486896 | February 17, 2004 | Long et al. |
D493215 | July 20, 2004 | Asaoka et al. |
D519982 | May 2, 2006 | Haase et al. |
D552226 | October 2, 2007 | Huang |
D583450 | December 23, 2008 | Choi |
D595828 | July 7, 2009 | Schwartz et al. |
D596615 | July 21, 2009 | Wilson |
Patent History
Patent number: D612036
Type: Grant
Filed: Apr 16, 2009
Date of Patent: Mar 16, 2010
Assignee: Perfect Union Co., Ltd. (Taipei Hsien)
Inventor: Chan Ching (Taipei Hsien)
Primary Examiner: T. Chase Nelson
Assistant Examiner: David G Muller
Attorney: Guice Patents PLLC
Application Number: 29/335,524
Type: Grant
Filed: Apr 16, 2009
Date of Patent: Mar 16, 2010
Assignee: Perfect Union Co., Ltd. (Taipei Hsien)
Inventor: Chan Ching (Taipei Hsien)
Primary Examiner: T. Chase Nelson
Assistant Examiner: David G Muller
Attorney: Guice Patents PLLC
Application Number: 29/335,524
Classifications
Current U.S. Class:
Filter (D23/365)