Patents Assigned to Marlin Security Systems, Inc.
  • Lock sensor detection system
    Patent number: 6441735
    Abstract: Apparatus for providing a signal in response to the actuation of an internal lock mechanism for a door latch to a locked condition of the door latch and for detecting the locked condition when the door is in a closed position with the door latch bolt in the door jamb. Detection apparatus is located in the door jamb and senses the lock signal and in turn can provide a signal locally or to a remote security or surveillance system indicating the locked or unlocked condition of the latch bolt when the door is in the closed position.
    Type: Grant
    Filed: February 21, 2001
    Date of Patent: August 27, 2002
    Assignee: Marlin Security Systems, Inc.
    Inventors: Matthew P. Marko, Adam J. Kollin