Filter block for liquid filtration

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Description

FIG. 1 is a top perspective view of the invented design for a filter block for liquid filtration.

FIG. 2 is a top view of the filter block of FIG. 1.

FIG. 3 is a bottom view of the filter block of FIG. 1.

FIG. 4 is a side view of the filter block of FIG. 1, with right and left side views being the same.

FIG. 5 is an end view of the filter block of FIG. 1, with right and left end views being the same.

FIG. 6 is a cross-sectional end view of the filter block of FIG. 1, viewed along 66 in FIG. 1, the cross-section being taken vertically side-to-side through the center of the filter block, and wherein stippling indicates the cut surface; and,

FIG. 7 is a cross-sectional side view of the filter block of FIG. 1, viewed along 77 in FIG. 1, the cross-section being taken vertically end-to-end through the center of the filter block, and wherein stippling indicates the cut surface.

Claims

The ornamental design for a filter block for liquid filtration, as shown and described.

Referenced Cited
U.S. Patent Documents
D579515 October 28, 2008 Bell et al.
D612906 March 30, 2010 Reid et al.
D615150 May 4, 2010 Reid et al.
D617869 June 15, 2010 Reid et al.
Patent History
Patent number: D639899
Type: Grant
Filed: May 4, 2010
Date of Patent: Jun 14, 2011
Inventors: Roger P. Reid (Caldwell, ID), Bruce D Saaski (Nampa, ID)
Primary Examiner: Robin V Webster
Attorney: Pederson and Company, PLLC
Application Number: 29/360,970
Classifications
Current U.S. Class: Filter Or Strainer (2) (D23/209)