Patents by Inventor John F. Warren

John F. Warren 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).

  • Runner attachments for a scooter
    Patent number: 6474660
    Abstract: A pair of runner attachments for use in retrofitting an existing scooter into an all-season toy. The runner attachments having a runner on a lower side and are securely mounted on an upper side to the axle of the vehicle's wheel supports in a manner such that the runner is restrained from plowing into the snow or ice. The runners may be configured as a skate or ski.
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: November 5, 2002
    Inventor: John F. Warren
  • Safety fork for use over camp fires and grills
    Patent number: 5775207
    Abstract: A safety fork for roasting hot dogs and marshmallows over an open fire. The fork has an elongated shaft with a handle at one end and a hook at the other. The hook is formed from a pair of tines extending forwardly, then bending rearwardly forming a bight defining a food holding area adapted for receipt of one or more hot dogs or marshmallows and finally extending rearwardly, said tines having a plane of symmetry passing through the shaft. Forwardly and rearwardly extending portions of tines are in stacked planes so that the food holding area continues for a distance along the forwardly extending portion of the tines.
    Type: Grant
    Filed: August 28, 1997
    Date of Patent: July 7, 1998
    Inventor: John F. Warren
  • Beverage container easy opener
    Patent number: 5771759
    Abstract: In accordance with the present invention, a can tab opener is provided, having a handle portion 12, and an upper outwardly extending first opening member 14. A second lower opening member 16 is provided, having a distial end 18 which is inclined downwardly. The upper member 14 includes a extension 15 which is inclined upwardly at its distal end portion, as indicated at 17. An optional feature is a bottle cap opener 20 which includes an arcuate cut-out portion 22 to engage a bottle cap and an opening 24 to facilitate storing the device at a convenient place.
    Type: Grant
    Filed: July 15, 1996
    Date of Patent: June 30, 1998
    Inventor: John F. Warren
  • Gas burner and method
    Patent number: 5052920
    Abstract: A gas burner having a venturi tube located within the body of the burner, and an inexpensive method of manufacture.
    Type: Grant
    Filed: July 5, 1989
    Date of Patent: October 1, 1991
    Assignee: Lincoln Brass Works, Inc.
    Inventors: John F. Warren, Nelson G. Mayer