Patent
   D439989
Priority
Feb 01 2000
Filed
Feb 01 2000
Issued
Apr 03 2001
Expiry
Apr 03 2015
Assg.orig
Entity
unknown
1
9
n/a
The ornamental design for concrete construction block, as shown and described.

FIG. 1 is a frontal isometric view of a preferred embodiment of my new concrete construction block;

FIG. 2 is a front plan view of the preferred embodiment;

FIG. 3 is a top plan view of the preferred embodiment;

FIG. 4 is a left end elevational view of the preferred embodiment, the opposite end comprising a mirror image;

FIG. 5 is a bottom plan view of the preferred embodiment; and,

FIG. 6 is a frontal isometric view of a second embodiment of my new concrete construction block, the front plan view and the left end elevational views of said second embodiment corresponding to FIGS. 2 and 4 respectively.

Winters, Gerald D.

Patent Priority Assignee Title
D444892, Feb 01 2000 Nettleton Concrete Works, Inc. Concrete construction block
Patent Priority Assignee Title
1287055,
1789400,
2137153,
2184682,
2313363,
3060542,
3739541,
192734,
D408930, Apr 27 1998 Concrete block and brick
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 20 2000WINTERS, GERALD D NETTLETON CONCRETE WORKSASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0105250411 pdf
Feb 01 2000Nettleton Concrete Works, Inc.(assignment on the face of the patent)
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