Patents by Inventor Daniel L. Deppen

Daniel L. Deppen 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: 6669583
    Abstract: A game is played by providing at least two hitting devices, a resilient projectile and at least two eight foot squares spaced twelve feet apart on a sand or grass surface. Two or four players hit the resilient projectile back and forth between opposed or diagonal squares until a mistake is made by a player. If the mistake is made by the non-serving player or team, the serving player or team is awarded a point. If the mistake is made by the serving player or team, the non-serving player or team gets to serve. Play is continued until a game is won by at least two points by the player or team to first reach 21 or higher. One or more sets of games may also be played.
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: December 30, 2003
    Inventor: Daniel L. Deppen