Hunniford; David J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hunniford; David J..The latest application filed is for "methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater".

Company Profile

0.8.5

Hunniford; David J. - Sarasota FL
Hunniford; David J. - Tallevast FL

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
System for controlling sulfide generation Grant 7,326,340 - Harshman , et al. February 5, 2	2008-02-05
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater Grant 7,285,207 - Hunniford , et al. October 23, 2	2007-10-23
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater Grant 7,186,341 - Hunniford , et al. March 6, 2	2007-03-06
Apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater Grant 7,138,049 - Hunniford , et al. November 21, 2	2006-11-21
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater App 20060186040 - Hunniford; David J. ; et al.	2006-08-24
Methods for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater Grant 7,087,172 - Hunniford , et al. August 8, 2	2006-08-08
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater App 20050242011 - Hunniford, David J. ; et al.	2005-11-03
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater App 20050242010 - Hunniford, David J. ; et al.	2005-11-03
Method and apparatus for controlling sulfide generation App 20050224409 - Harshman, James Paul ; et al.	2005-10-13
Methods and apparatus for reducing nitrate demands in the reduction of dissolved and/or atmospheric sulfides in wastewater App 20040173525 - Hunniford, David J. ; et al.	2004-09-09
Process for removal of dissolved hydrogen sulfide and reduction of sewage BOD in sewer or other waste systems Grant RE37,181 - Hunniford , et al. May 22, 2	2001-05-22
Process for removal of dissolved hydrogen sulfide and reduction of sewage BOD in sewer or other waste systems Grant RE36,651 - Hunniford , et al. April 11, 2	2000-04-11
Process for removal of dissolved hydrogen sulfide and reduction of sewage BOD in sewer or other waste systems Grant 4,911,843 - Hunniford , et al. March 27, 1	1990-03-27

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