Retaining wall block

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Description

FIG. 1 is a perspective view of a retaining wall block showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof, the other side being a mirror image of that shown;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D310267 August 28, 1990 Zeidman
2960797 November 1960 Frehner
4379659 April 12, 1983 Steiner
4470728 September 11, 1984 Broadbent
4671706 June 9, 1987 Giardini
4684294 August 4, 1987 O'Neill
4964761 October 23, 1990 Rossi
5066169 November 19, 1991 Gavin et al.
5072566 December 17, 1991 Zeidman
5108231 April 28, 1992 Rausch
5154542 October 13, 1992 Klenert
5163261 November 17, 1992 O'Neill
5177925 January 12, 1993 Winkler et al.
Foreign Patent Documents
2537408 April 1976 DEX
Other references
  • "Loffelstein Engineering Manual".COPYRGT., 1988. Brochure, "Loffelstein Retaining Walls", circa (1988).
Patent History
Patent number: D357748
Type: Grant
Filed: Nov 24, 1993
Date of Patent: Apr 25, 1995
Inventor: Jansson Jan E. (Solana Beach, CA)
Primary Examiner: Doris Clark
Law Firm: Dressler, Goldsmith, Shore & Milnamow, Ltd.
Application Number: 0/15,693
Classifications
Current U.S. Class: Construction Block Or Brick Type (17) (D25/113)