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Patents Grantslast 30 patents

Information Patent Grant
Board game apparatus
- Patent number 5,584,484
- Issue date Dec 17, 1996
- John Kenvyn
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Word listing system
- Patent number 5,055,049
- Issue date Oct 8, 1991
- Peter B. Kasravi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dictionary game
- Patent number 4,889,344
- Issue date Dec 26, 1989
- Kenneth P. Zimba
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Method for a game
- Patent number 4,637,609
- Issue date Jan 20, 1987
- John R. Vanderhoof
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Method and apparatus for a game
- Patent number 4,591,161
- Issue date May 27, 1986
- John R. Vanderhoof
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Educational game
- Patent number 4,090,717
- Issue date May 23, 1978
- Susan Rossetti
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
1965068
- Patent number 1,965,068
- Issue date Jul 3, 1934
- A63 - SPORTS GAMES AMUSEMENTS