Patents by Inventor Scott Davidson

Scott Davidson 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).

  • Sports racket strings of a synthetic thermoplastic polymeric material
    Patent number: 4586708
    Abstract: A monofilament or multifilament sports racket string, of a thermoplastic aromatic polyetherketone and preferably polyetheretherketone, such string preferably having an elongation not exceeding 5% when a tensile stress of at least 100 Newtons/mm.sup.2 is applied along the axis of the string and preferably having a dynamic stiffness, measured at a mean stress of 175 Newtons/mm.sup.2, of not greater than 1.150 times the dynamic stiffness measured at a mean tensile stress of 80 Newtons/mm.sup.2.
    Type: Grant
    Filed: March 5, 1985
    Date of Patent: May 6, 1986
    Assignee: Imperial Chemical Industries PLC
    Inventors: Francis S. Smith, Bruce M. McIntosh, Nigel W. Hayman, Scott Davidson