Mobile cement pump with washout feature

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Description

FIG. 1 is a perspective view of a mobile cement pump with washout feature showing my new design;

FIG. 2 is a right side view of thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a top view thereof.

The broken line showing of surface features and internal components is included for the purpose of illustrating portions of the mobile cement pump with washout feature and forms no part of the claimed design.

Claims

The ornamental design for a mobile cement pump with washout feature, as shown and described.

Referenced Cited
U.S. Patent Documents
D122379 September 1940 Ball
D152872 March 1949 Fleischmann
D175990 November 1955 Thomas et al.
D181045 September 1957 Faber
2970820 February 1961 Sepich
3017164 January 1962 Ayers et al.
3218045 November 1965 Cox
3414241 December 1968 De Shano
3938786 February 17, 1976 Bernold
4147331 April 3, 1979 Kopecky
4159877 July 3, 1979 Jacobson et al.
4185923 January 29, 1980 Bouette et al.
4725216 February 16, 1988 Foster
5402950 April 4, 1995 Blair et al.
D366266 January 16, 1996 Blair et al.
5609417 March 11, 1997 Otte
Patent History
Patent number: D639312
Type: Grant
Filed: Nov 22, 2006
Date of Patent: Jun 7, 2011
Inventor: Oscar Pereyra (San Diego, CA)
Primary Examiner: Mark Goodwin
Attorney: Nydegger & Associates
Application Number: 29/250,618