Patents by Inventor Patrick T. Jarvis

Patrick T. Jarvis 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).

  • Steerable roller skate
    Patent number: 4838564
    Abstract: Roller skates provided with essentially spherical wheels mounted on trucks pivotally connected to a sole plate with longitudinally offset skate wheel axes and yieldable resilient neutralizing bias accommodating steering truck displacement in response to skater leaning.
    Type: Grant
    Filed: October 1, 1984
    Date of Patent: June 13, 1989
    Inventor: Patrick T. Jarvis