Patents by Inventor Mark Warden

Mark Warden 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).

  • Electronic door lock dogging mechanism
    Patent number: 7055871
    Abstract: An electronic door lock dogging mechanism is provided with a bolt arranged to move into and out of a door to selectively engage a portion of a door frame to lock a door when extending out of the door and when recessed within the door, unlocking the door from the door frame. A first mechanical element is arranged to normally bias the bolt outwardly relative to the door. A first electrical element is arranged, when energized, to move the bolt into a recessed position in the door to unlock the door. A second mechanical element is arranged to be biased into a dogging position relative to the bolt when the first electrical element has moved the bolt into its recessed position. A third mechanical element is arranged to engage the second mechanical element to move it out of the dogging position when the third mechanical element is moved into a first position. A fourth mechanical element is arranged to bias the third mechanical element into the first position.
    Type: Grant
    Filed: July 14, 2004
    Date of Patent: June 6, 2006
    Assignee: Jackson Corp.
    Inventors: George Toledo, Mark Warden
  • Electronic door lock dogging mechanism
    Publication number: 20050012343
    Abstract: An electronic door lock dogging mechanism is provided with a bolt arranged to move into and out of a door to selectively engage a portion of a door frame to lock a door when extending out of the door and when recessed within the door, unlocking the door from the door frame. A first mechanical element is arranged to normally bias the bolt outwardly relative to the door. A first electrical element is arranged, when energized, to move the bolt into a recessed position in the door to unlock the door. A second mechanical element is arranged to be biased into a dogging position relative to the bolt when the first electrical element has moved the bolt into its recessed position. A third mechanical element is arranged to engage the second mechanical element to move it out of the dogging position when the third mechanical element is moved into a first position. A fourth mechanical element is arranged to bias the third mechanical element into the first position.
    Type: Application
    Filed: July 14, 2004
    Publication date: January 20, 2005
    Inventors: Mark Warden, George Toledo
  • Push bar for exit device
    Patent number: D546161
    Type: Grant
    Filed: March 8, 2006
    Date of Patent: July 10, 2007
    Assignee: Jackson Corp.
    Inventors: George Toledo, Mark Warden