Patents by Inventor John D. Van Geem

John D. Van Geem 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).

  • Patent number: D254423
    Type: Grant
    Filed: April 22, 1977
    Date of Patent: March 11, 1980
    Assignee: Erie Crate and Manufacturing Company
    Inventor: John D. Van Geem