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Publication numberUSD445512 S1
Publication typeGrant
Application numberUS 29/078,479
Publication date24 Jul 2001
Filing date27 Oct 1997
Priority date27 Oct 1997
Publication number078479, 29078479, US D445512 S1, US D445512S1, US-S1-D445512, USD445512 S1, USD445512S1
InventorsDick J. Sievert
Original AssigneeAnchor Wall Systems, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Retaining wall block
US D445512 S1
Abstract  available in
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  1. The ornamental design for a retaining wall block, as shown and described.

FIG. 1 is a perspective view of the retaining wall block of the invention.

FIG. 2 is a perspective view of the retaining wall block showing a second embodiment thereof.

FIG. 3 is a front elevation of the retaining wall block depicted in FIG. 1.

FIG. 4 is a side elevation of the retaining wall blocks depicted in FIGS. 1 and 2. The opposite side is a mirror image.

FIG. 5 is a bottom plan view of the retaining wall block depicted in FIG. 2; and,

FIG. 6 is a top plan view of the retaining wall block depicted in FIG. 2.

The rear of the retaining wall block forms no part of the claimed design and the bottom of the first embodiment thereof is the same as the second embodiment shown in FIG. 5 except that the off-set, v-shaped notch is a reverse image of that shown in FIG. 5.

Non-Patent Citations
1"4 Rock Solid Affordable Units," Rockwood Retaining Walls, Inc. of Rochester, Minnesota, 2 pages (Date unknown).
2"Aztech Wall System", Block Systems, Inc. of St. Paul, Minnesota, 5 pages (Nov. 1989).
3"CRIBWALLING—Techniques and Design Considerations", N.Z. Portland Cement Association (Article, 12 pages); Apr. 1970.
4"EZ Wall Systems", Rockwood Retaining Walls, Inc. of Rochester, Minnesota, 1 page (Date Unknown).
5"Handy-Stone™ Retaining Wall System", 2 pages, a Division of Kiltie Corporation of North St. Paul, Minnesota (Copyright 1989).
7Allan Block, Inc. "New Mortarless Block Retaining Wall System"(New product announcement in Concrete Products, Mar. 1989,92(3)).
8Aztech Wall System Installation Guide, Block Systems, Inc., (1989).
9Besser (Qld.) Limite—TERRACE BLOCK (Brochure, 2 pages); date unknown.
10Besser Tasmania Pty. Ltd.—Besser—CRIB WALL (Brochure, 4 pages); date unknown.
11Besser, Concrete Paving Stones, Manual No. 8601—Section 5, Besser Company, pp. 1-24.
12Besser, Parts and Equipment, Besser Company, pp. 1-80 (before 1990).
13Besser, Technical Data for the Blockmaker, Besser Research and Training Center, pp. 33 and 34 (1962).
14Bowen Building Block & Supply Co.—price sheet and diagram (2 pages); date unknown.
15Brik Block Industries—COLOR CRIB WALL (Brochure, 4 pages); date unknown.
16Bulletin 7062, Jul. 1, 1994.
17Cavitex Concrete Masonry Ltd.—CONCRIB™ (Brochure, 2 pages); date unknown.
18Columbia Machine Mold Descriptions (date unknown).
19Columbia Machine, Inc.—RETAINING WALL BLOCK (Brochure, 2 pages); date unknown.
20Columbia Machine, Inc.—SLOPE AND ROAD PAVING BLOCK (Brochure, 14 pages); date unknown.
21Creative Alternatives, BLOCK Systems Incorporated, Concrete Ideas (1989).
22Diamond Block Test Report to University of Wisconsin, Platteville (1990).
23Diamond Wall System Installation Guide, DIAMOND Wall System, Block Systems, Inc. (1989).
24Diamond Wall Systems: The Cutting Edge, Anchor Block Co. (date unknown).
25DURA-HOLD® Interlocking Retaining Wall System for Heavy Duty Protection (Brochure, 2 pages); date unknown.
26EZ Wall Systems Product Literature, Rockwood Retaining Wall Systems, Inc. (date unknown).
27Federal Court of Australia, Exhibit "CFM"—sketch (2 pages); Oct. 8, 1996.
28Federal Court of Australia, Exhibit "CFM-4"—sketch (2 pages); Oct. 8, 1996.
29Federal Court of Australia, Exhibit "D"—"Advanced Concrete Technology Features New Design!" (2 pages); Oct. 14,1996.
30Figs. 15.3 and 15.4 from Australian Concrete Technology, p. 296 (1 page); date unknown.
31Flittie/Marshall Concrete Products, Inc.—STONESCAPE™ Retaining Wall System (2 pages); date unknown.
32Garden Wall Product Literature (1991).
33Gehring, "Erosion control system produced on a block machine" (Article, 3 pages); date unknown.
34Handy-Stone Retaining Wall System Product Literature (date unknown).
35Heinzmann Kunststeinwerke—BARRIER WALL (Brochure, 5 pages); date unknown.
36Heinzmann Kunststeinwerke—EMBANKMENT BRICK SYSTEM (Brochure, 3 pages); date unknown.
37Humes Limited—PRECAST CONCRETE (Brochure, 20 pages); date unknown.
38Installation & Design Manual, ROCKWOOD Classic, The one-piece easy to use system, Rockwood Retaining Walls, Inc.
39Jatal Industries, Inc.—EARTHSTONE™ Retaining Wall Stores (Brochure, 2 pages); date unknown.
40Johnson Block Product Literature (date unknown).
41Kawano Cenment Brochure (date unknown).
42Keystone International Compac Unit Product Literature (1992).
43Keystone Retaining Wall Systems Product Literature (1992).
44Keystone® Retaining Wall Systems, Inc.—HERITAGE STONE Straight (Brochure, 2 pages); date unknown.
45Kronimus Betonsteinwerke—FLORA KRON SYSTEM (Brochure, 4 pages); date unknown.
46Modular Concrete Block, The Besser Co. (date unknown).
47Monior Masonry—PERMACRIB Supports the Earth (Brochure, 10 pages); date unknown.
48Nanazashvily, I. K., "Stroitelnye materialy is drevesho-cementnoy kompozitsli", p. 335 (1990), (showing illustratioan of reed-concrete block in cross-section).
49Orco Block Co., Split Face Block Product Literature (date unknown).
50Paving Stone: New Lock With Old World Charm, the Besser Co. (date unknown).
51Pfeiffenberger, L., "High Quality Pavers from a Besser V3-12 Block Machine", reprinted in Technical Data for the Blockmaker, Besser Company, 2 pages (Date Unknown).
52PISA II, Interlocking Retaining Wall System, Interlock Paving Compay, (1988).
53PISA II® Interlocking Retaining Wall System for Garden Landscaping ((Brochure, 2 pages); date unknown.
54Profile HEX Masonry Units literature.
55Risi Stone Ltd.—DURA-CRIB® Interlocking Retaining Wall System (Brochure, 4 pages); date illegible.
56Rockwood Retaining Walls, Inc.—EZ WALL SYSTEMS (Brochure, 2 pages); date unknown.
57Rockwood Retaining Walls, Inc.—ROCKWOOD CLASSIC Retaining Wall System—"Shaping the world around us", date unknown.
58Rocla Concrete Pipes Limited—PINNED CRIBBING (Brochure, 12 pages); Jun. 1971.
59Rocla Masonry—UNIBANK CREATIVE EMBANKMENT—INSPIRED BY NATURE (Brochure, 6 pages); May 1995.
60Rocla—LO-CRIB (Brochure, 4 pages); date unknown.
61Tubag Trass-, Zement und Steinwerke GmbH—Tubawall® (Brochure, 6 pages); date unknown.
62UNI—UNI MULTIWALL (Brochure, 2 pages); date unknown.
63Various Diamond Wall System 4 and 4.4 Concrete Masonry Units Techn Spec's, Anchor Block (1988, 1989).
64Versa Lock Product Literature (date unknown).
65Westblock Products, Inc.—69ç 9″×4″×12″ LANDSCAPE BLOCKS (Ad, 1 page); date unknown.
66Windsor Stone Products Literature, Block Systems, Inc. (1991).
67Winstone—SOIL STABILISATION AND EROSION CONTROL SYSTEMS (Brochure, 9 pages); date unknown.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US796372712 Sep 200721 Jun 2011E. Dillon & CompanyRetaining wall block and retaining wall comprised of retaining wall blocks
US873406017 Feb 201127 May 2014E. Dillon & CompanyDouble-wall structure comprised of interconnected dry-stacked wall blocks
US20040159065 *13 Feb 200419 Aug 2004Menard, Inc.Retaining wall block
U.S. ClassificationD25/113