Patents by Inventor Martin O. Grimes, Jr.

Martin O. Grimes, Jr. 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).

  • Method and apparatus for surfing on artificial surfaces
    Patent number: 5947829
    Abstract: A new sport of skill, SurfSliding having an open pipe ramp system covered in artificial turf and a lubricating means. SurfSliding allows a participant to glide downhill by gravity and kinetic energy while maneuvering a lawnboard strapped to the participants feet. The new sport provides for a sport similar to surfing while executing movements similar to skateboarding and snowboarding.
    Type: Grant
    Filed: April 24, 1997
    Date of Patent: September 7, 1999
    Inventor: Martin O. Grimes, Jr.
  • Water skateboard
    Patent number: D383823
    Type: Grant
    Filed: June 15, 1995
    Date of Patent: September 16, 1997
    Inventor: Martin O. Grimes, Jr.