Patent
   D960284
Priority
Feb 14 2020
Filed
Feb 14 2020
Issued
Aug 09 2022
Expiry
Aug 09 2037
Assg.orig
Entity
unknown
2
25
n/a
The ornamental design for a portable sludge treatment apparatus, as shown and described.

FIG. 1 is a perspective view of the top, front and right side of the design for a portable sludge treatment apparatus;

FIG. 2 is a perspective view of the top, front and left side of the design;

FIG. 3 is a perspective view of the top, back and right side of the design;

FIG. 4 is a perspective view of the top, back and left side of the design;

FIG. 5 is a perspective view of the bottom, front and right side of the design;

FIG. 6 is a perspective view of the bottom, front and left side of the design;

FIG. 7 is a perspective view of the bottom, back and right side of the design;

FIG. 8 is a perspective view of the bottom, back and left side of the design;

FIG. 9 is a front view of the design;

FIG. 10 is a back view of the design;

FIG. 11 is a left-side view of the design;

FIG. 12 is a right-side view of the design;

FIG. 13 is a top view of the design; and,

FIG. 14 is a bottom view of the design.

Nowling, Jerry

Patent Priority Assignee Title
ER7508,
ER870,
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