Marble game ramp

- Discovery Toys, Inc.
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Description

FIG. 1 is a perspective view of a marble game ramp showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D187101 January 1960 Gomer
D208789 October 1967 Kuhn
D230291 February 1974 Karen
1274979 August 1918 Bliley
2838870 June 1958 Morse
3092928 June 1963 Geiser
3101946 August 1963 Ebert
3464700 September 1969 Clatterbuck
3946516 March 30, 1976 Wirth
Foreign Patent Documents
1405105 July 1975 GBX
Other references
  • Childcraft Catalog. Toys to Grow On "Build & Roll Raceway", Fall 1984 catalog. Bear Creek "Marble Race" Fall 1984 catalog. "Marble Magic" from Discovery Toys Catalog (Spring 1985). Kiddiecraft Super Helta Skelta, copied from toy box. Childcraft "Tobaga" from Childcraft Fall 1984 catalog.
Patent History
Patent number: D290145
Type: Grant
Filed: Jun 4, 1985
Date of Patent: Jun 2, 1987
Assignee: Discovery Toys, Inc. (Pleasant Hill, CA)
Inventor: William J. Wichman (Glendora, CA)
Primary Examiner: Charles A. Rademaker
Law Firm: Townsend and Townsend
Application Number: 6/740,944
Classifications
Current U.S. Class: D21/59; D21/143