Patents by Inventor Doyle R. Misener

Doyle R. Misener 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).

  • Flood guard warning system, apparatus and process
    Patent number: 4083657
    Abstract: A plurality of horizontally and vertically spaced apart remote liquid level sensor assemblies free of upwardly directed surfaces operatively connect only under emergency conditions to the sump tank of a sewerage system through vertical housings connected to horizontally extending drain lines connected to a sump tank and reliably indicate such emergency conditions for timely corrective action and avoid flood damage.
    Type: Grant
    Filed: October 30, 1975
    Date of Patent: April 11, 1978
    Inventor: Doyle R. Misener