Three-dimensional geometric puzzle
Latest Cuisenaire Company of America, Inc. Patents:
Description
FIG. 1 is a perspective view of a three-dimensional geometric puzzle showing my new design;
FIG. 2 is an exploded view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a view of a first side thereof;
FIG. 6 is a view of a second side thereof;
FIG. 7 is a view of a third side thereof; and,
FIG. 8 is a view of a fourth side thereof.
Referenced Cited
U.S. Patent Documents
Other references
D238698 | February 1976 | Cook |
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D262388 | December 22, 1981 | Bogue |
D340091 | October 5, 1993 | Miller |
1565099 | December 1925 | Nierodka |
4114877 | September 19, 1978 | Goldfarb et al. |
4298200 | November 3, 1981 | Kanbar |
4445865 | May 1, 1984 | Sellon |
5385473 | January 31, 1995 | Veltman |
5746430 | May 5, 1998 | Chester |
- Tangrams-330 Puzzles; Ronald C. Read; Dover Pulications, Inc.; p. 1, original Tangram, Jan. 1965. Catalog, MATH "Models for Geometry" pp. 84-85.
Patent History
Patent number: D413361
Type: Grant
Filed: Aug 28, 1998
Date of Patent: Aug 31, 1999
Assignee: Cuisenaire Company of America, Inc. (White Plains, NY)
Inventor: Linda Silvey (Sherman Oaks, CA)
Primary Examiner: Dominic Simone
Attorney: John Nutter, McClennen & Fish, LLP Christopher
Application Number: 0/92,882
Type: Grant
Filed: Aug 28, 1998
Date of Patent: Aug 31, 1999
Assignee: Cuisenaire Company of America, Inc. (White Plains, NY)
Inventor: Linda Silvey (Sherman Oaks, CA)
Primary Examiner: Dominic Simone
Attorney: John Nutter, McClennen & Fish, LLP Christopher
Application Number: 0/92,882
Classifications