Patents by Inventor Gerald Harry Scheibner

Gerald Harry Scheibner 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).

  • Apparatus for internally cooling a plastic tubular film bubble
    Patent number: 4115048
    Abstract: An apparatus and method for internally cooling extruded tubular film produced from film-forming polymers such as polyethylene, polypropylene and the like.
    Type: Grant
    Filed: December 27, 1976
    Date of Patent: September 19, 1978
    Assignee: Union Carbide Corporation
    Inventors: Richard Bernhard Alderfer, Gerald Harry Scheibner