Patents by Inventor Walter H. Sether

Walter H. Sether 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).

  • Package construction of articles with shrink film
    Patent number: 3978638
    Abstract: The present invention relates to a method for shrink packaging relatively large objects such as, for example, a pallet load utilizing heat shrinkable thermoplastic structures. The thermoplastic bags are characterized by having a rectangular bottom configuration whereby when the bag structure is shrunk about the generally rectangular pallet load, the contour of the shrunken thermoplastic overwrapped material conforms substantially to the rectangular conformation of the pallet being overwrapped.
    Type: Grant
    Filed: May 7, 1974
    Date of Patent: September 7, 1976
    Assignee: Mobil Oil Corporation
    Inventor: Walter H. Sether