Barrier block

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Description

FIG. 1 is a perspective view of the barrier block.

FIG. 2 is a top plan view of the invention.

FIG. 3 is a bottom plan view of the invention.

FIG. 4 is a front elevation view of the invention.

FIG. 5 is a rear elevation view of the invention.

FIG. 6 is a left side elevation view of the invention; and,

FIG. 7 is a right side elevation view of the invention.

Claims

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

Referenced Cited
U.S. Patent Documents
18261 September 1857 Smith
3618279 November 1971 Sease
D243855 March 29, 1977 Hynes
4124961 November 14, 1978 Habegger
4436447 March 13, 1984 Crowe
4965979 October 30, 1990 Larrivee et al.
5186883 February 16, 1993 Beall, II
5402609 April 4, 1995 Kelley, Jr.
5421135 June 6, 1995 Stevens et al.
5471808 December 5, 1995 DePieri et al.
5507127 April 16, 1996 Gates
5647185 July 15, 1997 Forlini
D387431 December 9, 1997 Tremblay
5934037 August 10, 1999 Bundra
Foreign Patent Documents
528025 April 1954 BE
Patent History
Patent number: D457971
Type: Grant
Filed: Aug 31, 2001
Date of Patent: May 28, 2002
Inventors: Mark Schrader (Stanwood, WA), Neil Harrigan (Stanwood, WA)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Robert A. Delehanty
Attorney, Agent or Law Firm: Dean A. Craine
Application Number: 29/147,703
Classifications
Current U.S. Class: Construction Block Or Brick Type (17) (D25/113)
International Classification: 2501;