Patent
   D600821
Priority
May 21 2007
Filed
Nov 21 2007
Issued
Sep 22 2009
Expiry
Sep 22 2023
Assg.orig
Entity
unknown
11
7
n/a
The ornamental design for a construction block, as shown and described.

FIG. 1 is a top perspective view of a construction block;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a side elevational view thereof, the other side being identical to the shown side;

FIG. 7 is a top perspective view of the design in assembled condition to form a wall; and,

FIG. 8 is a top perspective view of the design in an assembled condition different from that shown in FIG. 7.

The broken line showing of the other construction blocks in FIGS. 7 and 8 is environmental subject matter and forms no part of the claimed design.

Esterhuizen, André

Patent Priority Assignee Title
11525258, Dec 07 2020 Masonry block anchor system
D622863, Sep 16 2009 D&T Catering Removals Ltd. Prefabricated building part
D622864, Sep 16 2009 D & T Catering Removals Ltd. Prefabricated building part
D622865, Sep 16 2009 D & T Catering Removals Ltd. Prefabricated building part
D805206, Dec 15 2014 Arm support
D808544, Apr 25 2016 KARABLOK HOLDINGS LIMITED Barricade component
D855218, Jul 27 2017 Brick
D887023, Nov 30 2018 Jean Paul, Felix Building block
D980459, Sep 20 2021 Allan Block, LLC Wall block
ER4016,
ER6314,
Patent Priority Assignee Title
6416260, May 18 2000 PERMAWALL SYSTEMS, INC Self-connecting, reinforced retaining wall and masonry units therefor
D255787, Jan 12 1978 Flowers, Inc. Plant propagating block
D340772, Aug 27 1992 CSTW, Inc. Retaining wall block
D340775, Jul 24 1991 Newblock Corporation Concrete block
D340997, Aug 27 1992 CSTW, Inc. Retaining wall block
D370537, Feb 01 1995 Brick
D377397, Nov 16 1995 Cinder block
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 21 2007A., Geldenhuys(assignment on the face of the patent)
Nov 21 2007A., Esterhuizen(assignment on the face of the patent)
Nov 21 2007W. M., Scott(assignment on the face of the patent)
Nov 22 2007ESTERHUIZEN, ANDREESTERHUIZEN, ANDREASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0204430634 pdf
Nov 22 2007ESTERHUIZEN, ANDRESCOTT, WILLEM MARTHINUSASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0204430634 pdf
Nov 22 2007ESTERHUIZEN, ANDREGELDENHUYS, ALWYNASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0204430634 pdf
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