Patents by Inventor Newton R. Wilson

Newton R. Wilson 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).

  • Heat treatment of resinous block copolymer to improve clarity
    Patent number: 4067942
    Abstract: Extruded articles of resinous transparent monovinyl-substituted aromatic compound/conjugated diene block copolymer are subjected to a brief heat treatment which results in a substantial improvement in clarity.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: January 10, 1978
    Assignee: Phillips Petroleum Company
    Inventor: Newton R. Wilson
  • Apparatus for forming a parison
    Patent number: 3981672
    Abstract: A die for passing blow-moldable plastic material through an annulus of the die for forming a parison adapted for forming a molded article of substantially uniform wall thickness. During forming of the material in the die, first and second areas of increased wall thickness are formed on the material, the thickened portions only are thereafter progressively decreased in thickness to form a uniform cross-section and thereafter the material is discharged from the die.
    Type: Grant
    Filed: December 10, 1974
    Date of Patent: September 21, 1976
    Assignee: Phillips Petroleum Company
    Inventor: Newton R. Wilson