Toy building block

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Description

FIG. 1 is a top plan view of a toy building block showing my new design;

FIG. 2 is a back view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a bottom, plan view thereof; and,

FIG. 6 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D249230 September 5, 1978 Van Der Veken
D336140 June 1, 1993 Lavery
2132647 October 1938 Robins
3513590 May 1970 Fisher
4169332 October 2, 1979 Fisher
4171591 October 23, 1979 Fisher
4964833 October 23, 1990 Suzuki
Patent History
Patent number: D384707
Type: Grant
Filed: May 14, 1996
Date of Patent: Oct 7, 1997
Inventor: William R. Burns (Berkeley, CA)
Primary Examiner: Raphael Barkai
Law Firm: Burns, Doane, Swecker & Mathis, L.L.P.
Application Number: 0/50,735
Classifications
Current U.S. Class: D21/108
International Classification: 2101;