Patents by Inventor Robert W. Thies

Robert W. Thies 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).

  • Multilayered polyolefin high shrinkage, low-shrink force shrink film
    Patent number: 4865902
    Abstract: A multi-layered, heat shrinkable film is disclosed which possesses one or two outer layers of a polyolefin and a core layer of material having a melting point below the temperature required to orient the material of the outer layer or layers, the core layer comprising 50 to 95% of the overall thickness of the film.
    Type: Grant
    Filed: March 8, 1988
    Date of Patent: September 12, 1989
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Ralph C. Golike, Robert W. Thies