Patents by Inventor Thomas D. Wilhelm

Thomas D. Wilhelm 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).

  • Container structure
    Patent number: 4288026
    Abstract: A company container a sidewall portion of generally circular cross-sectional configuration extending from a closed end portion to an open end portion. The container is of molded expanded polystyrene having a density of from about 1.0 to about 15 lbs./ft.sup.3, and a thickness of from about 35 to about 100 mils. A reinforcing band encircling the sidewall portion and firmly adherent thereto comprises paper of from about 1 to about 2 mils thick, and having a basis weight of from about 9 to about 20 lbs./ream.
    Type: Grant
    Filed: September 6, 1979
    Date of Patent: September 8, 1981
    Assignee: American Can Company
    Inventor: Thomas D. Wilhelm