Patents by Inventor Glenn C. Wiggins

Glenn C. Wiggins 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).

  • Oriented saran coextrudate
    Patent number: 4057667
    Abstract: An oriented two-layered laminate of vinylidene chloride-vinyl chloride copolymer as one layer and an ethylene-unsaturated ester type copolymer as the other layer. To this laminate may be adhered another polymer, also capable of being oriented, plastic sheet, paper sheet or board, metal or metal foil. Products such as pouches, chubs, formed troughs and the like can be made therefrom because the vinylidene chloride-vinyl chloride copolymer retains its orientation.
    Type: Grant
    Filed: August 6, 1975
    Date of Patent: November 8, 1977
    Assignee: American Can Company
    Inventors: Glenn C. Wiggins, Marvin J. Kreh, Robert S. Davis