Patents by Inventor Clem B. Schriver

Clem B. Schriver 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).

  • Novel process for deep stretch forming of polyesters
    Patent number: 4358492
    Abstract: A deep stretch forming process for producing low distortion, biaxially oriented, heat set, hermetically sealable hollow containers of high molecular weight saturated linear polyesters comprised of deep stretching an injection molded heated contoured preform into a hollow die by means of a heated forming plunger, annealing or heat setting and then cooling the formed hollow container prior to said containers removal from said die.
    Type: Grant
    Filed: October 22, 1980
    Date of Patent: November 9, 1982
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: William G. Perkins, Clem B. Schriver