Recreational surface block

- Spectra Turf, Inc.

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Description

FIG. 1 is a perspective view of the top surface of my recreational surface block with sides, ends and bottom shown in phantom lines;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is an enlarged fragmentary top plan view thereof with different stippling shading representing different colors, as viewed along lines 3--3 of FIG. 2.

Referenced Cited
U.S. Patent Documents
D124562 January 1941 Schwartz
D125000 February 1941 Kivelson
D125106 February 1941 Kivelson
3908059 September 1975 Prince
4116909 September 26, 1978 Muller
4386179 May 31, 1983 Sterling
4481323 November 6, 1984 Sterling
4622257 November 11, 1986 Thompson
5234738 August 10, 1993 Wolf
5252664 October 12, 1993 Thompson et al.
5411352 May 2, 1995 Eren
Patent History
Patent number: D401355
Type: Grant
Filed: Mar 6, 1996
Date of Patent: Nov 17, 1998
Assignee: Spectra Turf, Inc. (Corona, CA)
Inventor: Steven G. Mitchell (Yorba Linda, CA)
Primary Examiner: B. J. Bullock
Law Firm: Polster, Lieder, Woodruff & Lucchesi, L.C.
Application Number: 0/51,860
Classifications
Current U.S. Class: Construction Block Or Brick Type (17) (D25/113)
International Classification: 2501;