Minimum bleed check valve

- PGI International, Ltd.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top, rear perspective view of a minimum bleed check valve;

FIG. 2 is a top, front perspective view thereof;

FIG. 3 is a side view thereof, and the opposing side view is a mirror image thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines showing unclaimed portions form no part of the claimed design.

Claims

The ornamental design for a minimum bleed check valve, as shown and described.

Referenced Cited
U.S. Patent Documents
D260280 August 18, 1981 Campbell
D321928 November 26, 1991 Milo
D354335 January 10, 1995 Siposs
D364210 November 14, 1995 Loerop et al.
D370963 June 18, 1996 Daansen
D437917 February 20, 2001 Weingarten
D536443 February 6, 2007 Latsos
D576704 September 9, 2008 Gilcher
D594530 June 16, 2009 Bonnell
D602564 October 20, 2009 Nimberger
D606167 December 15, 2009 Nimberger
Patent History
Patent number: D624157
Type: Grant
Filed: Apr 2, 2009
Date of Patent: Sep 21, 2010
Assignee: PGI International, Ltd. (Houston, TX)
Inventor: Spencer M. Nimberger (Houston, TX)
Primary Examiner: Cathron C. Brooks
Assistant Examiner: Maurice Stevens
Attorney: Browning Bushman P.C.
Application Number: 29/334,831
Classifications
Current U.S. Class: Check (D23/237)