Patents by Inventor Bernard B. Pewitt

Bernard B. Pewitt 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).

  • Ventilated wall and roofing system
    Patent number: 4642958
    Abstract: A ventilated wall and roofing having walls and roofing with vertically inclined channels there through and connected along the roof apex to a wind-powered linear vent cap arranged for primary eduction of air from said channels through slots on the entry side of said vent cap and secondary eduction of air from said channels through slots on the exit side of said vent cap when the wind blows from either direction.
    Type: Grant
    Filed: May 16, 1984
    Date of Patent: February 17, 1987
    Inventor: Bernard B. Pewitt