| 
 |   The ornamental design for a front portion of a concrete block, as shown and described.   | |||||||||||||||||
FIG. 1 is a perspective view of a front portion of a concrete block according to my new design;
FIG. 2 is a front elevation view of the front portion depicted in FIG. 1;
FIG. 3 is a left side elevation view of the front portion depicted in FIG. 1;
FIG. 4 is a right side elevation view of the front portion depicted in FIG. 1;
FIG. 5 is a top plan view of the front portion depicted in FIG. 1;
FIG. 6 is a bottom plan view of the front portion depicted in FIG. 1.
The broken lines in the drawings illustrate an embodiment of the structural environment of a concrete block that includes the front portion of the design and is not part of the design sought to be patented.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Nov 14 2002 | NORDSTRAND, NANCY L | ANCHOR WALL SYSTEMS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 013523/ | 0064 | |
| Nov 22 2002 | Anchor Wall Systems, Inc. | (assignment on the face of the patent) | / | 
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