Patents by Inventor Leslie B. Goulding

Leslie B. Goulding 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).

  • Shaped article of composition comprising thermoplastic synthetic resin and cellular material and method of producing same
    Patent number: 4624880
    Abstract: A rail pad or other shaped article in the form of a resiliently compressible extrudate having a textured surface and comprising particles or granules of cork or similar resiliently compressible cellular material substantially homogenously dispersed throughout a polymeric matrix of generally saturated thermoplastic synthetic resin, preferably ethylene/vinyl acetate copolymer, which has a stiffness modulus of not more than 1000 MPa and is extrudable under conditions at which the cellular material is not significantly degraded, the extrudate having a Poissons ratio less than that of the matrix.
    Type: Grant
    Filed: March 18, 1985
    Date of Patent: November 25, 1986
    Assignee: James Walker & Co., Limited
    Inventors: Leslie B. Goulding, Ian F. Johnson