Retaining wall block

- Westblock Systems, Inc.
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 thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a side elevational view thereof, the opposite side being a mirror image thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of the front face and bottom of another retaining wall block embodying my new design as viewed toward the front, top and one side of the block;

FIG. 8 is a rear elevational view of the block of FIG. 7;

FIG. 9 is a top plan view of the block of FIG. 7;

FIG. 10 is a side elevational view of the block of FIG. 7, the opposite side being a mirror image thereof;

FIG. 11 is a front elevational view of the block of FIG. 7;

FIG. 12 is a sectional view of the block of FIG. 7 taken along the line 12--12 of FIG. 7; and,

FIG. 13 is a bottom plan view of the block of FIG. 7.

Referenced Cited
U.S. Patent Documents
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
D311444 October 16, 1990 Forsberg
D317048 May 21, 1991 Forsberg
D317209 May 28, 1991 Forsberg
D362511 September 19, 1995 Anderson et al.
D380560 July 1, 1997 Forsberg
1419805 June 1922 Bigler
3444694 May 1969 Frehner
4126979 November 28, 1978 Hancock
4175888 November 27, 1979 Ijima
4543893 October 1, 1985 Kunnecke
4909010 March 20, 1990 Gravier
4964761 October 23, 1990 Rossi
5031376 July 16, 1991 Bender et al.
5044834 September 3, 1991 Janopaul, Jr.
5062610 November 5, 1991 Woolford et al.
5294216 March 15, 1994 Sievert
5353569 October 11, 1994 Rodrique
5365714 November 22, 1994 Potvin
5505034 April 9, 1996 Dueck
5653558 August 5, 1997 Price
5678958 October 21, 1997 Rossi
5688078 November 18, 1997 Hammer
5711129 January 27, 1998 Woolford
Foreign Patent Documents
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663437 December 1987 CHX
Other references
  • Cottage Stone, manufactured and sold by Mutual Materials Co. of Seattle, WA beford Jul. 7, 1998, 2 photos attached. Windsor Stone, manufactured and sold by Anchor Block Co. of St. Paul, Minnesota, before Jul. 7, 1998, 2 photos attached. NurseryStone (old), manufactured and sold by Westblock Systems, Inc. and its affiliates before Jul. 7, 1998, 2 photos attached. 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 (Nursery Stone and Jumbo Nursery Stone), marketed by Westblock Pacific LLC before Jul., 1998. Rockwood Classic Retaining Wall System (1 page flyer). no date. Diamond Wall System flyer entitled The Cutting Edge (4 page flyer), Block Systems, Inc. (1989). Windsor Stone (4 page flyer), Block Systems Inc. (1992). Anchor Vertica.TM. & Vertical Pro.TM. (2 page flyer), Anchor Wall Systems, Inc. (1993). The Westcon Report (1 page flyer). no date. PISA II.RTM. flyer entitled Interlocking Retaining Wall System for Garden Landscaping, no date. Dura-Hold.RTM. flyer entitled Interlocking Retaining Wall System for Heavy Duty Protection, no date. Dura-Crib.RTM. flyer entitled Interlocking Retaining Wall System, no date.
Patent History
Patent number: D433158
Type: Grant
Filed: Aug 31, 1999
Date of Patent: Oct 31, 2000
Assignee: Westblock Systems, Inc. (Portland, OR)
Inventor: Thomas S. Hammer (Portland, OR)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Robert A. Delehanty
Law Firm: Klarquist Sparkman Campbell Leigh & Whinston, LLP
Application Number: 0/110,393
Classifications
Current U.S. Class: Construction Block Or Brick Type (17) (D25/113)
International Classification: 2501;