Hay; Stephen O.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hay; Stephen O..The latest application filed is for "control system for uv-pco air purifier".

Company Profile

0.21.24

Hay; Stephen O. - Tolland CT
Hay; Stephen O - South Windsor CT
Hay; Stephen O. - South Windsor CT

*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
Method and system for using an ozone generating device for air purification Grant 9,308,492 - Obee , et al. April 12, 2	2016-04-12
Air purification system Grant 9,073,009 - Vanderspurt , et al. July 7, 2	2015-07-07
Systems and methods for removal of contaminants from fluid streams Grant 8,795,588 - Dardas , et al. August 5, 2	2014-08-05
Photocatalytic device with mixed photocatalyst/silica structure Grant 8,617,478 - Hugener-Campbell , et al. December 31, 2	2013-12-31
Deactivation resistant photocatalysts Grant 8,513,157 - Vanderspurt , et al. August 20, 2	2013-08-20
Preparation and manufacture of an overlayer for deactivation resistant photocatalysts Grant 8,309,484 - Hugener-Campbell , et al. November 13, 2	2012-11-13
Photocatalyst protection Grant 8,263,012 - Hay , et al. September 11, 2	2012-09-11
Control System For Uv-pco Air Purifier App 20120027657 - Lemcoff; Norberto O. ; et al.	2012-02-02
Deactivation Resistant Photocatalysts App 20120003134 - Vanderspurt; Thomas Henry ; et al.	2012-01-05
Photocatalytic air purifier for a fan coil unit Grant 7,951,327 - Reisfeld , et al. May 31, 2	2011-05-31
Systems And Methods For Removal Of Contaminants From Fluid Streams App 20110117002 - Dardas; Zissis A. ; et al.	2011-05-19
Photocatalytic Device With Mixed Photocatalyst/Silica Structure App 20110027138 - Hugener-Campbell; Treese ; et al.	2011-02-03
Fluid Purifier With Non-laminar Flow Structure App 20110002815 - Obee; Timothy N. ; et al.	2011-01-06
Purification Of A Fluid Using Ozone With An Adsorbent And/or A Particle Filter App 20100254868 - Obee; Timothy N. ; et al.	2010-10-07
Long-lived high volumetric activity photocatalysts Grant 7,795,173 - Vanderspurt , et al. September 14, 2	2010-09-14
Photocatalyst Protection App 20100196223 - Hay; Stephen O. ; et al.	2010-08-05
Modular photocatalytic air purifier Grant 7,758,821 - Reisfeld , et al. July 20, 2	2010-07-20
Method And System For Using An Ozone Generating Device For Air Purification App 20100172793 - Obee; Timothy N. ; et al.	2010-07-08
Photocatalyst protection Grant 7,740,810 - Hay , et al. June 22, 2	2010-06-22
Photocatalytic Air Purifier For A Fan Coil Unit App 20090288941 - Reisfeld; Bradley ; et al.	2009-11-26
Air Purification System App 20090246091 - Vanderspurt; Thomas Henry ; et al.	2009-10-01
Long-lived High Volumetric Activity Photocatalysts App 20090239742 - Vanderspurt; Thomas Henry ; et al.	2009-09-24
Preparation And Manufacture Of An Overlayer For Deactivation Resistant Photocatalysts App 20090185966 - Hugener-Campbell; Treese ; et al.	2009-07-23
Deactivation Resistant Photocatalysts App 20090180941 - Vanderspurt; Thomas Henry ; et al.	2009-07-16
Gas phase contaminant removal with low pressure drop Grant 7,399,331 - Dobbs , et al. July 15, 2	2008-07-15
System to enhance the photocatalytic oxidation rate of contaminants through selective desorption of water utilizing microwaves Grant 7,291,315 - Obee , et al. November 6, 2	2007-11-06
Reflective lamp to maximize light delivery to a photoactive catalyst Grant 7,279,144 - Benoit , et al. October 9, 2	2007-10-09
Tungsten oxide/titanium dioxide photocatalyst for improving indoor air quality Grant 7,255,831 - Wei , et al. August 14, 2	2007-08-14
Electrodeless ultraviolet discharge fluid remediation Grant 7,112,306 - Obee , et al. September 26, 2	2006-09-26
Photocatalyst protection App 20060127288 - Hay; Stephen O. ; et al.	2006-06-15
Bifunctional layered photocatalyst/thermocatalyst for improving indoor air quality App 20050129591 - Wei, Di ; et al.	2005-06-16
Multi-layered photocatalyst/thermocatalyst for improving indoor air quality App 20050129589 - Wei, Di ; et al.	2005-06-16
Gas phase contaminant removal with low pressure drop App 20050118078 - Dobbs, Gregory M. ; et al.	2005-06-02
Photocatalytic oxidation of contaminants through selective desorption of water utilizing microwaves App 20050069464 - Obee, Timothy N. ; et al.	2005-03-31
System to enhance the photocatalytic oxidation rate of contaminants through selective desorption of water utilizing microwaves App 20050069471 - Obee, Timothy N. ; et al.	2005-03-31
Reflective lamp to maximize light delivery to a photoactive catalyst App 20050061656 - Benoit, Jeffrey T. ; et al.	2005-03-24
Tungsten oxide/titanium dioxide photocatalyst for improving indoor air quality App 20040241040 - Wei, Di ; et al.	2004-12-02
Air purification system using excimer lamps for ultra-violet photocatalytic oxidation App 20040238344 - Benoit, Jeffrey T. ; et al.	2004-12-02
Modular photocatalytic air purifier App 20040175304 - Reisfeld, Bradley ; et al.	2004-09-09
Electrodeless ultraviolet discharge fluid remediation App 20030206833 - Obee, Timothy N. ; et al.	2003-11-06

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.