Patents by Inventor Ken Haggerty

Ken Haggerty 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).

  • Process for the biological treatment of wastewater with periods of biomass starvation
    Patent number: 6117323
    Abstract: A biological treatment of wastewater from intermittent and/or sporadic sources is described. The process includes the step of: maintaining treated wastewater effluent and biomass in a quiescent state without stirring, aeration or agitation during biomass starvation wherein said biomass retains the capacity for biological wastewater treatment following the period of prolonged biomass starvation.
    Type: Grant
    Filed: March 18, 1998
    Date of Patent: September 12, 2000
    Inventor: Ken Haggerty