Switch valve

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is an upper perspective view of the switch valve showing my design.

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is an opposite side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Claims

I claim the ornamental design for a switch valve, as shown and described.

Referenced Cited
U.S. Patent Documents
D77028 November 1928 Price et al.
D234200 January 1975 Buechler
D412561 August 3, 1999 Voo
D438595 March 6, 2001 Ferrer Beltran
D458665 June 11, 2002 Lai
Other references
  • www.andersonmetals—Dec. 23, 2002—anged stops (valve) at top of photo.*
  • www.plumbingmart—Dec. 23, 2002—angle faucet supply stops-cover and blow-up drawing.
Patent History
Patent number: D473931
Type: Grant
Filed: Sep 9, 2002
Date of Patent: Apr 29, 2003
Inventor: Hung-Lin Lai (Kou Chien Li, Lu Kang Township Chang Hua Hsien)
Primary Examiner: Nelson C. Holtje
Attorney, Agent or Law Firm: Harrison & Egbert
Application Number: 29/167,037