Patents by Inventor Mark D. Dansereau

Mark D. Dansereau 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).

  • Drop finder
    Patent number: 5653036
    Abstract: The invention is a device used to mark a point in connection with the installation of an indoor sprinkler system in a ceiling or wall such that the device is connected to installed sprinkler system piping and the telescopic pointer is extended to the necessary length to mark a point in the ceiling or wall where the sprinkler head should be installed or where connector piping should be installed.
    Type: Grant
    Filed: November 24, 1995
    Date of Patent: August 5, 1997
    Inventor: Mark D. Dansereau