Switch valve
Description
Claims
The ornamental design for a switch valve, as shown and described.
Referenced Cited
U.S. Patent Documents
D27244 | June 1897 | Ford |
D300171 | March 7, 1989 | Been |
D351897 | October 25, 1994 | Keeslar |
5992823 | November 30, 1999 | Hung-Lin |
D448454 | September 25, 2001 | Lai |
D470222 | February 11, 2003 | Nortier |
D473631 | April 22, 2003 | Lai |
D473931 | April 29, 2003 | Lai |
6640390 | November 4, 2003 | Lai |
D498821 | November 23, 2004 | Nortier |
D595809 | July 7, 2009 | Madsen et al. |
Patent History
Patent number: D605254
Type: Grant
Filed: Apr 21, 2008
Date of Patent: Dec 1, 2009
Inventor: Hung-Lin Lai (Lu Kang Township, Chang Hua Hsien)
Primary Examiner: Cathron C. Brooks
Assistant Examiner: Maurice Stevens
Attorney: Kamrath & Associates PA
Application Number: 29/306,983
Type: Grant
Filed: Apr 21, 2008
Date of Patent: Dec 1, 2009
Inventor: Hung-Lin Lai (Lu Kang Township, Chang Hua Hsien)
Primary Examiner: Cathron C. Brooks
Assistant Examiner: Maurice Stevens
Attorney: Kamrath & Associates PA
Application Number: 29/306,983
Classifications
Current U.S. Class:
Valve Or Body Therefor (D23/233)