Patents by Inventor Frank G. Dutra

Frank G. Dutra 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).

  • Loose object holder
    Patent number: 4154339
    Abstract: A container adapted to hold loose articles in place by securing them against a backing structure by means of a specially fitted resilient removable lid.
    Type: Grant
    Filed: December 20, 1976
    Date of Patent: May 15, 1979
    Inventor: Frank G. Dutra