Patents by Inventor Clark S. Smith

Clark S. Smith 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: 6256907
    Abstract: A spiked athletic shoe includes a shoe upper and an outsole housing connected to the shoe upper. The outsole housing includes a bottom having a plurality of spike openings. Spaced-apart rear and front spike plates are positioned within the outsole housing and include a plurality of spikes attached for movement between a spike-extended position through the spike openings and a spike-retracted position. Springs engage the rear and front spike plates for normally urging the rear and front spike plates and attached spikes upwardly into the spike-retracted position. A mechanically-actuated slide overlies the rear and front spike plates for controlling movement of the spike plates between the spike-retracted position and the spike-extended position.
    Type: Grant
    Filed: September 3, 1999
    Date of Patent: July 10, 2001
    Assignee: Retractable, Inc.
    Inventors: J. Charles Jordan, Clark S. Smith
  • Patent number: 5946828
    Abstract: A spiked athletic shoe includes a shoe upper, and an outsole housing connected to the shoe upper. The outsole housing includes a bottom wall with a plurality of spike-receiving openings. Spaced-apart rear and front spike plates are located within the outsole housing, and reside respectively in a rear heel portion of the shoe and a front portion of the shoe generally in an area of the ball and toes of the foot. The rear and front spike plates include a plurality of spikes attached thereto for movement between a spike-extended position whereby the plurality of spikes extend outwardly from the bottom wall of the outsole housing, and a spike-retracted position whereby the plurality of spikes are retracted within the outsole housing. A slide plate located within the outsole housing operatively engages the rear and front spike plates, and is actuated by a manually actuated lever to move the rear and front spike plates and attached spikes between the spike-retracted position and the spike-extended position.
    Type: Grant
    Filed: April 14, 1998
    Date of Patent: September 7, 1999
    Assignee: J. Charles Jordan
    Inventors: J. Charles Jordan, Clark S. Smith
  • Patent number: 5737855
    Abstract: A spiked athletic shoe includes a shoe upper, and an outsole housing connected to the shoe upper. The outsole housing includes a bottom wall with a plurality of spike-receiving openings. Spaced-apart rear and front spike plates are located within the outsole housing, and reside respectively in a rear heel portion of the shoe and a front portion of the shoe generally in an area of the ball and toes of the foot. The rear and front spike plates include a plurality of spikes attached thereto for movement between a spike-extended position whereby the plurality of spikes extend outwardly from the bottom wall of the outsole housing, and a spike-retracted position whereby the plurality of spikes are retracted within the outsole housing. A slide plate located within the outsole housing operatively engages the rear and front spike plates, and is actuated by a manually actuated lever to move the rear and front spike plates and attached spikes between the spike-retracted position and the spike-extended position.
    Type: Grant
    Filed: November 20, 1995
    Date of Patent: April 14, 1998
    Assignee: J. Charles Jordan
    Inventors: J. Charles Jordan, Clark S. Smith