| Publication number | USD543642 S1 |
| Publication type | Grant |
| Application number | 29/253,866 |
| Publication date | 29 May 2007 |
| Filing date | 14 Feb 2006 |
| Priority date | 18 Nov 2004 |
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Artificial stone
US D543642 S1
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The ornamental design for artificial stone, as shown and described.
The design is the features of the artificial stone shown in the drawings. The most significant feature of the design is the peripheral shape of the stone.
FIG. 1 is a top view of the artificial stone according to the design.
FIG. 2 is a bottom view of the design.
FIG. 3 is a right end side view of the design.
FIG. 4 is a front view of the design.
FIG. 5 is a left end side view of the design; and,
FIG. 6 is a rear view of the design.
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| US7850393 | 15 Dec 2006 | 14 Dec 2010 | Transpavé Inc. | Dry-cast concrete block |
| US7988382 | 23 Mar 2010 | 2 Aug 2011 | Oldcastle Building Products Canada, Inc. | Artificial flagstone for providing a surface with a natural random look |
| US7993718 | 18 Jan 2010 | 9 Aug 2011 | Keystone Retaining Wall Systems, Inc. | Irregular tessellated building units |
| US8002494 | 22 Jun 2009 | 23 Aug 2011 | Techo-Bloc Inc. | Paving stone and method |
| US8011152 | 28 Feb 2008 | 6 Sep 2011 | Transpave Inc. | Block suitable for use in an arrangement of interlocking blocks |
| US8132981 | 23 Jun 2011 | 13 Mar 2012 | Oldcastle Building Products Canada, Inc. | Artificial flagstone for providing a surface with a natural random look |
| US8226323 | 18 Sep 2008 | 24 Jul 2012 | Oldcastle Building Products Canada, Inc. | Covering unit |
| US8298641 | 8 Aug 2011 | 30 Oct 2012 | Keystone Retaining Wall Systems, Inc. | Irregular tessellated building units |
| US8337116 | 6 Feb 2012 | 25 Dec 2012 | Oldcastle Building Products Canada, Inc. | Artificial flagstone for providing a surface with a natural random look |
| US20120003040 | 23 Jun 2011 | 5 Jan 2012 | Oldcastle Building Products Canada, Inc. | Artificial flagstone for providing a surface with a natural random look |
