Patents by Inventor David M. Rush

David M. Rush has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4394019
    Abstract: A game board simulating an oil well field. The game board has a hollow interior with a plurality of movable elements positioned therein. A plurality of holes are provided on the game board playing surface simulating oil wells and leading into the hollow interior. An oil well derrick has a plunger extendable through the oil well holes to contact the movable elements located therebeneath. A plurality of oil well properties are positioned around the periphery of the game board and arranged in a path to be followed by player tokens. The properties are grouped into families of properties. The playing surface is colored in different regions with each region associated with a particular family of properties simulating oil well fields associated with a particular property.
    Type: Grant
    Filed: April 17, 1981
    Date of Patent: July 19, 1983
    Assignee: Antfamco, Inc.
    Inventors: James R. Anthony, David M. Rush