Patents by Inventor Howard T. Hackman

Howard T. Hackman 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).

  • Method for combining partition and box blank and for making a double wall thickness box
    Patent number: 3930438
    Abstract: The method of assembly of a partition with a box blank to form a combination partition box in collapsed condition for shipping and use and for making a double wall thickness box.
    Type: Grant
    Filed: May 8, 1974
    Date of Patent: January 6, 1976
    Assignee: Union Camp Corporation
    Inventors: Howard T. Hackman, Ray Brown, William H. Friend, Stuart L. Natof, Eugene A. Reiter, David W. Rudman