Patents by Inventor Douglas D. McNamee

Douglas D. McNamee 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).

  • Tamper proof bag resealable closure apparatus
    Patent number: 4740090
    Abstract: A tamper proof dual closure arrangement (10) for use with a bag (100) having aligned apertures (103); wherein the dual closure arrangement (10) comprises a tamper proof closure unit (11) operatively connected to a two piece closure unit (12) including a male (14) and female (15) closure member; and, an extension element (13) adapted to cooperate with said male (14) and female (15) closure members to form an adjustable length re-usable closure means (70).
    Type: Grant
    Filed: May 7, 1987
    Date of Patent: April 26, 1988
    Inventor: Douglas D. McNamee
  • Resealable bag and tamper proof sealing ring
    Patent number: 4566129
    Abstract: This invention relates to a resealable bag apparatus (10) having front (13) and rear (14) bag panels that are releasably secured together by a pair of enclosure arms (18, 19) that are in turn releasably secured by a flap member (26), and the apparatus is further provided with a tamper proof sealing unit (100) that extends from the rear face to the front face of the apparatus (10) thru a suspension aperture (27).
    Type: Grant
    Filed: December 21, 1983
    Date of Patent: January 21, 1986
    Inventor: Douglas D. McNamee