Patents by Inventor Nghiem K. Pham

Nghiem K. Pham 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).

  • Reusable business envelope
    Patent number: 5875964
    Abstract: A reusable business envelope having an initial mailing modality where it is initially used and a return mailing modality where it is again used. The envelope includes a front panel, a pair of side panels, a rear panel, a first detachable strip, a return flap, and a second detachable strip. The pair of side flaps and the rear panel are foldably mounted to the front panel. The first detachable strip is detachably mounted to the rear panel. The return flap is foldably mounted to the front panel. The second detachable strip is detachably mounted to the return flap.
    Type: Grant
    Filed: July 10, 1997
    Date of Patent: March 2, 1999
    Inventor: Nghiem K. Pham