|Publication number||USD501935 S1|
|Application number||US 29/186,712|
|Publication date||Feb 15, 2005|
|Filing date||Jul 21, 2003|
|Priority date||Jul 21, 2003|
|Also published as||CA2533399A1, CA2533399C, CA2692333A1, CA2692333C, CN1938134A, EP1648669A1, US7780141, US8132988, US20050016106, US20100281809, US20120131873, WO2005009707A1|
|Publication number||186712, 29186712, US D501935 S1, US D501935S1, US-S1-D501935, USD501935 S1, USD501935S1|
|Inventors||William B. Dawson, Robert A. MacDonald|
|Original Assignee||Keystone Retaining Wall Systems, Inc.|
|Export Citation||BiBTeX, EndNote, RefMan|
|Referenced by (7), Classifications (10) |
|External Links: USPTO, USPTO Assignment, Espacenet|
US D501935 S1
The ornamental design for a wall block, as shown and described.
FIG. 1 is a perspective view of a wall block according to our new design.
FIG. 2 is a top plan view of the block of FIG. 1.
FIG. 3 is a bottom plan view of the block of FIG. 1.
FIG. 4 is a side elevational view of the block of FIG. 1.
FIG. 5 is a front plan view of the block of FIG. 1.
FIG. 6 is a side elevational view of the block of FIG. 1; and,
FIG. 7 is a back plan view of the block of FIG. 1.
|Citing Patent||Filing date||Publication date||Applicant||Title|
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|US7963727||Sep 12, 2007||Jun 21, 2011||E. Dillon & Company||Retaining wall block and retaining wall comprised of retaining wall blocks|
|US8132988||Jul 19, 2010||Mar 13, 2012||Keystone Retaining Wall Systems, Inc.||Retaining wall block|
|US8622659||Mar 3, 2011||Jan 7, 2014||Keystone Retaining Wall Systems Llc||Retaining wall block system|