Patents by Inventor Edmund D. Maciag

Edmund D. Maciag 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).

  • Snap door vent
    Patent number: 4201122
    Abstract: A vehicle ventilation opening is covered by a dome-shaped cover that has a pair of generally triangular oppositely disposed lateral cover openings extending from an uppermost portion of the cover. A pair of generally triangular shaped and outwardly bowed resilient doors are pivoted at opposite sides of the cover so that their adjacent but mutually spaced free end portions move between an inwardly displaced open position and a closed position wherein the free ends of the doors are at the high point of the domed cover and the doors seal against the inside of the cover at the peripheries of the openings.
    Type: Grant
    Filed: November 3, 1978
    Date of Patent: May 6, 1980
    Assignee: Elixir Industries
    Inventor: Edmund D. Maciag
  • Snap door vent with spring
    Patent number: 4201123
    Abstract: A vehicle ventilation opening is covered by a dome-shaped cover that has a pair of generally triangular oppositely disposed lateral cover openings extending from an uppermost portion of the cover. A pair of generally triangular shaped and outwardly bowed resilient doors are pivoted at opposite sides of the cover so that their adjacent but mutually spaced free end portions move between an inwardly displaced open position and a closed position wherein the free ends of the doors are at the high point of the domed cover and the doors seal against the inside of the cover at the peripheries of the openings.
    Type: Grant
    Filed: November 3, 1978
    Date of Patent: May 6, 1980
    Assignee: Elixir Industries
    Inventors: Edmund D. Maciag, Garold D. Frymire