Toy construction block

- Ritvik Holdings Inc.
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Description

FIG. 1 is a top perspective view of a toy construction block, showing my new design;

FIG. 2 is a side elevational view thereof, the other side view being identical to this view;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a cross-sectional view of the toy construction block shown in FIG. 1 in a direction transversal to its main axis.

Referenced Cited
U.S. Patent Documents
D325605 April 21, 1992 Holmstrom
D354319 January 10, 1995 Wilson
D360909 August 1, 1995 Frederiksen
D360910 August 1, 1995 Frederiksen
D373606 September 10, 1996 Knudsen
D377060 December 31, 1996 Frederiksen
D378107 February 18, 1997 Bean
1971545 August 1934 Tomkins
4037978 July 26, 1977 Connelly
4744780 May 17, 1988 Volpe
Patent History
Patent number: D403721
Type: Grant
Filed: Feb 7, 1997
Date of Patent: Jan 5, 1999
Assignee: Ritvik Holdings Inc. (Quebec)
Inventor: Sandra Bean (Notrea-Dame de l'Ile Perrot)
Primary Examiner: Raphael Barkai
Attorney: Michael D. Kilpatrick Stockton LLP Bednarek
Application Number: 0/66,431
Classifications
Current U.S. Class: Curved Surface (D21/503); Cube (D21/499)
International Classification: 2101;