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Class Information
Number: 273/153P
Name: Amusement devices: games > Puzzles > Pyramid building

Patents under this class:

Patent Number Title Of Patent Date Issued
8157608 One-piece polyhedral construction modules Apr. 17, 2012
7566057 Stacking puzzle and method for playing same Jul. 28, 2009
6637745 Pyramid puzzle system Oct. 28, 2003
6572109 Board game and method of play Jun. 3, 2003
6352475 Computer game and procedure of aligning objects in a field and applications of the procedure Mar. 5, 2002
6267676 Game machine, image processing method for use with the game machine, and recording medium Jul. 31, 2001
6220919 Assembled building block for forming various geometrical shapes with corners having angles 60 degrees, 90 degrees and 120 degrees Apr. 24, 2001
5988640 Multi-dimensional stacking game Nov. 23, 1999
5711524 Game Jan. 27, 1998
5560605 Strategy game Oct. 1, 1996
5407201 Educational puzzle and method of construction Apr. 18, 1995
5338034 Three-dimensional puzzle Aug. 16, 1994
5318301 Three-dimensional puzzle Jun. 7, 1994
4666162 Construction game apparatus May. 19, 1987
4387897 Game apparatus Jun. 14, 1983
4325552 Manipulative toy Apr. 20, 1982
4043561 Puzzle and method of playing same Aug. 23, 1977

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