Wall block

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Description

FIG. 1 is a front, bottom perspective view of a first embodiment of a wall block according to our new design;

FIG. 2 is a rear, bottom perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a left side elevational view thereof;

FIG. 8 is a right side elevational view thereof;

FIG. 9 is a front, bottom perspective view of a second embodiment of a wall block according to our new design;

FIG. 10 is a rear, bottom perspective view thereof;

FIG. 11 is a bottom plan view thereof;

FIG. 12 is a top plan view thereof;

FIG. 13 is a front elevational view thereof;

FIG. 14 is a rear elevational view thereof;

FIG. 15 is a left side elevational view thereof; and,

FIG. 16 is a right side elevational view thereof.

Claims

The ornamental design for a wall block, as shown and described.

Referenced Cited
U.S. Patent Documents
D62880 August 1923 Castellani
D75212 May 1928 Clune
1953005 March 1934 Nagel
D135257 March 1943 Larson
D185611 June 1959 Paulson
D186371 October 1959 Johnson
D188320 July 1960 Frese
4557634 December 10, 1985 Vidal
D392052 March 10, 1998 Youssefian
D501935 February 15, 2005 Dawson et al.
D511846 November 22, 2005 Evans
6978580 December 27, 2005 Clark et al.
D538946 March 20, 2007 Mugge et al.
D539436 March 27, 2007 Magliocco et al.
D547881 July 31, 2007 Price et al.
D548367 August 7, 2007 Price
D556919 December 4, 2007 Price
7497646 March 3, 2009 Price
D592318 May 12, 2009 Ruegsegger
7645098 January 12, 2010 Rainey
20050016106 January 27, 2005 Dawson et al.
Foreign Patent Documents
WO 86/04947 August 1986 WO
WO 2005/009707 February 2005 WO
WO 2009/062000 May 2009 WO
Other references
  • Jul. 8, 2009 International Search Report and Written Opinion for corresponding PCT Application Serial No. PCT/US2008/082749 (16 pages).
Patent History
Patent number: D624666
Type: Grant
Filed: Jan 8, 2010
Date of Patent: Sep 28, 2010
Assignee: Keystone Retaining Wall Systems, Inc. (Bloomington, MN)
Inventors: David M. LaCroix (St. Paul, MN), Robert A. MacDonald (Plymouth, MN)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Anhdao Doan
Attorney: Popovich, Wiles & O'Connell, P.A.
Application Number: 29/353,457
Classifications