The shield being removable

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Patents Grantslast 30 patents

Information Patent Grant
Card game set having block shaped tiles
- Patent number 5,586,764
- Issue date Dec 24, 1996
- Daniel B. Katz
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Word forming board game
- Patent number 5,520,394
- Issue date May 28, 1996
- James L. Brueckner
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Math-chess and the method of playing it
- Patent number 5,171,018
- Issue date Dec 15, 1992
- Maosen Zhang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Pre-programmable obstacle positioning electronic game
- Patent number 4,182,514
- Issue date Jan 8, 1980
- Donni Magid
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Chess board game
- Patent number 4,093,237
- Issue date Jun 6, 1978
- Gary Douglas Weiss
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Electrical game device
- Patent number 4,036,500
- Issue date Jul 19, 1977
- James T. Kiernan
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3899176
- Patent number 3,899,176
- Issue date Aug 12, 1975
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
3126205
- Patent number 3,126,205
- Issue date Mar 24, 1964
- A63 - SPORTS GAMES AMUSEMENTS