Retaining wall block

- Westblock Systems, Inc.

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Description

FIG. 1 is a perspective view of a retaining wall block embodying my new design as viewed toward the front, top and one side of the block.

FIG. 2 is a rear elevational view the block of FIG. 1.

FIG. 3 is a top plan view of the block of FIG. 1.

FIG. 4 is a side elevational view of the block of FIG. 1, the opposite side being a mirror image thereof.

FIG. 5 is a front elevational view of the block of FIG. 1.

FIG. 6 is a sectional view of the block of FIG. 1 taken along the line 6—6 of FIG. 1; and,

FIG. 7 is a bottom plan view of the block of FIG. 1.

Claims

I claim the ornamental design for a retaining wall block, as shown and described.

Referenced Cited
U.S. Patent Documents
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3269125 August 1966 Moore
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4175888 November 27, 1979 Ijima
D280024 August 6, 1985 Risi et al.
D296007 May 31, 1988 Forsberg
D298463 November 8, 1988 Forsberg
D299069 December 20, 1988 Risi et al.
D300253 March 14, 1989 Forsberg
D300254 March 14, 1989 Forsberg
D301064 May 9, 1989 Forsberg
4909010 March 20, 1990 Gravier
D311444 October 16, 1990 Forsberg
4964761 October 23, 1990 Rossi
D317048 May 21, 1991 Forsberg
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5044834 September 3, 1991 Janopaul, Jr.
5062610 November 5, 1991 Woolford
5257880 November 2, 1993 Janopaul, Jr.
D343461 January 18, 1994 Powell
5294216 March 15, 1994 Sievert
5350256 September 27, 1994 Hammer
5456555 October 10, 1995 Bokeler
5505034 April 9, 1996 Dueck
5551809 September 3, 1996 Forsberg
D380560 July 1, 1997 Forsberg
5688078 November 18, 1997 Hammer
D397230 August 18, 1998 Forsberg
5788423 August 4, 1998 Perkins
5827015 October 27, 1998 Woolford et al.
5865006 February 2, 1999 Dawson
5941042 August 24, 1999 Dueck
5951210 September 14, 1999 Maguire et al.
D433158 October 31, 2000 Hammer
D435917 January 2, 2001 Hammer
Foreign Patent Documents
531354 October 1956 CA
1188116 June 1985 CA
Other references
  • Westblock Systems, Inc. flyer entitled NurseryStone—Simply Beautiful—Simply Installed (color flyer—two pages) published in approximately 1996-1997.
  • One page flyer, Diamond Wall System “Tech Spec” dated Sep., 1988, Anchor Block Company, St. Paul, Minnesota and Oscar Roberts Concrete Products, Brooklyn Park, Minnesota.
  • Westblock Systems, Inc. flyer entitled Jumbo Nursery Stone—Hard Working Retaining Walls (2 page flyer) published before Jul. 7, 1998.
  • Photos (Exhibit A) entitled Segmental Retaining Wall Units ( NurseryStone and Jumbo Nursery Stone ), marketed by Westblock Pacific LLC before Jul., 1998.
  • PISA II® flyer entitled Interlocking Retaining Wall System for Gardening Landscaping.
  • Dura-Hold® flyer entitled Interlocking Retaining Wall System for Heavy Duty Protection.
  • Dura-Crib® flyer entitled Interlocking Retaining Wall System.
Patent History
Patent number: D466228
Type: Grant
Filed: Nov 27, 2001
Date of Patent: Nov 26, 2002
Assignee: Westblock Systems, Inc. (Salem, OR)
Inventor: Thomas S. Hammer (Portland, OR)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Robert A. Delehanty
Attorney, Agent or Law Firm: Klarquist Sparkman, LLP
Application Number: 29/150,702
Classifications
Current U.S. Class: Construction Block Or Brick Type (17) (D25/113)
International Classification: 2501;