Patents by Inventor Constantine Vivian

Constantine Vivian 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).

  • Ceiling construction for a heating, ventilation and air conditioning system
    Patent number: 4407445
    Abstract: In a building having a heating, ventilation and air conditioning system, exterior walls and at least one story having a true ceiling, a suspended ceiling, and lighting fixtures occupying openings in the suspended ceiling, the true and suspended ceilings being vertically spaced thereby to form a plenum, the improvement is provided comprising means partitioning the plenum into an interior plenum forming a return air plenum for the system and at least one perimeter plenum, the exterior walls forming the periphery of the at least one perimeter plenum and the at least one perimeter plenum surrounding the return air plenum. In another embodiment, the improvement comprises thermally insulating material forming an interior area of the suspended ceiling and relatively thermally transmissive material forming a perimeter area of the suspended ceiling, the exterior walls forming the periphery of said perimeter area and said perimeter area surrounding the interior area.
    Type: Grant
    Filed: December 16, 1980
    Date of Patent: October 4, 1983
    Inventor: Constantine Vivian
  • Ceiling construction for a heating, ventilation and air conditioning system
    Patent number: 4258615
    Abstract: In a building having a heating, ventilation and air conditioning system, exterior walls and at least one story having a true ceiling, a suspended ceiling, and lighting fixtures occupying openings in the suspended ceiling, the true and suspended ceilings being vertically spaced thereby to form a plenum, the improvement is provided comprising means partitioning the plenum into an interior plenum forming a return air plenum for the system and at least one perimeter plenum, the exterior walls forming the periphery of the at least one perimeter plenum and the at least one perimeter plenum surrounding the return air plenum. In another embodiment, the improvement comprises thermally insulating material forming an interior area of the suspended ceiling and relatively thermally transmissive material forming a perimeter area of the suspended ceiling, the exterior walls forming the periphery of said perimeter area and said perimeter area surrounding the interior area.
    Type: Grant
    Filed: March 9, 1979
    Date of Patent: March 31, 1981
    Inventor: Constantine Vivian