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Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 273/291
Name: Amusement devices: games > Board games, pieces, or boards therefor > Game piece > Weighted or reversible (e.g., for different game)
Description: Contest element wherein either (1) the lower portion of the element has a density different from that of the upper portion, or (2) the element has distinguishable characteristics on opposite sides, which characteristics are used to indicate a change in status of the element during the contest.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7445211 Wall decoration and game apparatus Nov. 4, 2008
7086645 Game with collectible pieces Aug. 8, 2006
6883803 Tourist game Apr. 26, 2005
6866266 Game system and method of playing a game Mar. 15, 2005
6488282 Game of chance comprising a cup and five flat round pieces, all marked on one side with the plus(+) symbol and with the minus (-) symbol on the other side Dec. 3, 2002
6446969 Board game apparatus Sep. 10, 2002
6361047 Game and method having polarized adhesion portions Mar. 26, 2002
6352262 Method of conducting simultaneous gameplay using stackable game pieces Mar. 5, 2002
6062562 Board game method of play May. 16, 2000
5791650 Board game Aug. 11, 1998
5690332 Board game and playing method Nov. 25, 1997
5662326 Chess set construction Sep. 2, 1997
5662325 System for generating random outcomes using discs Sep. 2, 1997
5636841 Checker game using cube shaped checker pieces Jun. 10, 1997
5542678 Chess and checkers game pieces having selectable indicia Aug. 6, 1996
5520394 Word forming board game May. 28, 1996
5462282 Creative game Oct. 31, 1995
5456472 Game apparatus and method of play Oct. 10, 1995
5340114 Checker bottom single, dual, or triple indicator Aug. 23, 1994
5236384 Toy with changeable color Aug. 17, 1993
5149101 Horse race game apparatus Sep. 22, 1992
5149102 Apparatus and method of playing a math game Sep. 22, 1992
5137281 Game playing piece Aug. 11, 1992
5120066 Method of playing a thesaurus game Jun. 9, 1992
5116062 Game apparatus and method of playing May. 26, 1992
5071133 Board game for teaching biblical principles Dec. 10, 1991
5018744 Method for playing a board game May. 28, 1991
4961708 Educational puzzle Oct. 9, 1990
4940240 Game to promote arithmetic skills Jul. 10, 1990
4915392 Board game Apr. 10, 1990
4915391 Board game Apr. 10, 1990
4907809 Game kit utilizing board and pieces Mar. 13, 1990
4903969 Board game apparatus Feb. 27, 1990
4895375 Board game with moving pieces Jan. 23, 1990
4886278 Game aparatus Dec. 12, 1989
4805915 Board game with changeable playing pieces Feb. 21, 1989
4753441 War game with variable game board Jun. 28, 1988
4739992 Board game including board whose playing surfaces are related Apr. 26, 1988
4733869 Disarmament game apparatus Mar. 29, 1988
4645209 Pattern-formation strategy board game Feb. 24, 1987
4552363 Board game having stackable tiles and moveable playing pieces Nov. 12, 1985
4534566 Board game with reversible secondary pieces Aug. 13, 1985
4498674 Board game with a common piece having a spinner Feb. 12, 1985
4434983 Golfer's stance mat Mar. 6, 1984
4221389 War game apparatus Sep. 9, 1980
4211408 Figure unit for sports games Jul. 8, 1980
4131283 Game apparatus Dec. 26, 1978
4108443 Board game Aug. 22, 1978
4067578 Chess board and pieces Jan. 10, 1978
3998463 Naval combat game Dec. 21, 1976

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