Patents by Inventor Tyler Keith Olcott

Tyler Keith Olcott 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).

  • Method for making blow molded generally tire shaped articles
    Patent number: 4075187
    Abstract: A tire shaped article is blow molded by extruding a tubular parison between movable mold sections, sealing the open end of the parison, injecting air into the parison, moving a lower mold section and the bottom portion of the parison upwardly and expanding an intermediate portion of the parison radially outwardly into a mold cavity.
    Type: Grant
    Filed: May 12, 1976
    Date of Patent: February 21, 1978
    Assignee: W. R. Grace & Co.
    Inventor: Tyler Keith Olcott