Conrad; Helmut Gerhard
Patent Applications and Registrations
Patent applications and USPTO patent grants for Conrad; Helmut Gerhard.The latest application filed is for "methods and apparatus for spray forming, atomization and heat transfer".
Company Profile
0.35.24
- Conrad; Helmut Gerhard - Hampton CA
- Conrad; Helmut Gerhard - Oshawa CA
- Conrad, Helmut Gerhard - Courtice CA
Patent Activity
| Patent | Date |
|---|---|
| Air flow passage for a vacuum cleaner Grant 8,015,659 - Conrad , et al. September 13, 2 | 2011-09-13 |
| Process and apparatus for chemical conversion Grant 7,811,528 - Conrad , et al. October 12, 2 | 2010-10-12 |
| Air flow passage for a vacuum cleaner Grant 7,455,708 - Conrad , et al. November 25, 2 | 2008-11-25 |
| Methods And Apparatus For Spray Forming, Atomization And Heat Transfer App 20080223174 - Forbes Jones; Robin M. ; et al. | 2008-09-18 |
| Air Flow Passage For A Vacuum Cleaner App 20080196197 - Conrad; Wayne Ernest ; et al. | 2008-08-21 |
| Methods and apparatus for spray forming, atomization and heat transfer Grant 7,374,598 - Forbes Jones , et al. May 20, 2 | 2008-05-20 |
| Methods And Apparatus For Spray Forming, Atomization And Heat Transfer App 20080072707 - Forbes Jones; Robin M. ; et al. | 2008-03-27 |
| Process And Apparatus For Chemical Conversion App 20080035469 - Conrad; Wayne Ernest ; et al. | 2008-02-14 |
| Fluid Contact Chamber App 20080035226 - Conrad; Wayne E. ; et al. | 2008-02-14 |
| Air Flow Passage For A Vacuum Cleaner App 20070204424 - Conrad; Wayne Ernest ; et al. | 2007-09-06 |
| Vacuum cleaner Grant 7,179,314 - Conrad , et al. February 20, 2 | 2007-02-20 |
| Vacuum cleaner having two cyclonic cleaning stages App 20060137310 - Conrad; Wayne Ernest ; et al. | 2006-06-29 |
| Process and apparatus for chemical conversion App 20060118404 - Conrad; Wayne Ernest ; et al. | 2006-06-08 |
| Process and apparatus for chemical conversion Grant 6,984,364 - Conrad , et al. January 10, 2 | 2006-01-10 |
| Air flow passage for a vacuum cleaner App 20050262658 - Conrad, Wayne Ernest ; et al. | 2005-12-01 |
| Vacuum cleaner having two cyclonic cleaning stages App 20050177974 - Conrad, Wayne Ernest ; et al. | 2005-08-18 |
| Air flow passage for a vacuum cleaner Grant 6,902,596 - Conrad , et al. June 7, 2 | 2005-06-07 |
| Methods and apparatus for spray forming, atomization and heat transfer App 20050115361 - Forbes Jones, Robin M. ; et al. | 2005-06-02 |
| Vacuum cleaner having two cyclonic cleaning stages App 20040194250 - Conrad, Wayne Ernest ; et al. | 2004-10-07 |
| Air flow passage for a vacuum cleaner App 20040182053 - Conrad, Wayne Ernest ; et al. | 2004-09-23 |
| Upright vacuum cleaner with cyclonic air flow Grant 6,782,585 - Conrad , et al. August 31, 2 | 2004-08-31 |
| Methods and apparatus for spray forming, atomization and heat transfer Grant 6,772,961 - Forbes Jones , et al. August 10, 2 | 2004-08-10 |
| Vacuum cleaner utilizing electrostatic filtration and electrostatic precipitator for use therein Grant 6,740,144 - Conrad , et al. May 25, 2 | 2004-05-25 |
| Air flow passage for a vacuum cleaner Grant 6,736,873 - Conrad , et al. May 18, 2 | 2004-05-18 |
| Vacuum cleaner App 20040035093 - Conrad, Wayne Ernest ; et al. | 2004-02-26 |
| Process and apparatus for chemical conversion App 20030141180 - Conrad, Wayne Ernest ; et al. | 2003-07-31 |
| Air flow passage for a cyclonic separator and vacuum cleaner having same Grant 6,599,340 - Conrad , et al. July 29, 2 | 2003-07-29 |
| Cyclone separator having a variable longitudinal profile Grant 6,596,046 - Conrad , et al. July 22, 2 | 2003-07-22 |
| Air flow passage for a vacuum cleaner App 20030084537 - Conrad, Wayne Ernest ; et al. | 2003-05-08 |
| Fluid contact chamber App 20030044332 - Conrad, Wayne E. ; et al. | 2003-03-06 |
| Vacuum cleaner utilizing electrostatic filtration and electrostatic precipitator for use therein Grant 6,482,252 - Conrad , et al. November 19, 2 | 2002-11-19 |
| Air flow passage for a cyclonic separator and vacuum cleaner having same App 20020166200 - Conrad, Wayne Ernest ; et al. | 2002-11-14 |
| Methods and apparatus for spray forming, atomization and heat transfer App 20020113151 - Forber Jones, Robin M. ; et al. | 2002-08-22 |
| Cyclonic vacuum cleaner Grant 6,419,719 - Conrad , et al. July 16, 2 | 2002-07-16 |
| Vacuum cleaner utilizing electrostatic filtration and electrostatic precipitator for use therein App 20020066366 - Conrad, Wayne Ernest ; et al. | 2002-06-06 |
| Air flow passage for a cyclonic separator and vacuum cleaner having same Grant 6,391,095 - Conrad , et al. May 21, 2 | 2002-05-21 |
| Vacuum cleaner utilizing electrostatic filtration and electrostatic precipitator for use therein Grant 6,383,266 - Conrad , et al. May 7, 2 | 2002-05-07 |
| Pressure swing contactor for the treatment of a liquid with a gas App 20020027109 - Conrad, Wayne Ernest ; et al. | 2002-03-07 |
| Insert for a cyclone separator App 20020008072 - Conrad, Wayne Ernest ; et al. | 2002-01-24 |
| Cleaner head for a vacuum cleaner Grant 6,334,234 - Conrad , et al. January 1, 2 | 2002-01-01 |
| Process and apparatus for chemical conversion App 20010047929 - Conrad, Wayne Ernest ; et al. | 2001-12-06 |
| Cyclone separator having a variable longitudinal profile App 20010042713 - Conrad, Wayne Ernest ; et al. | 2001-11-22 |
| Insert for a cyclone separator Grant 6,312,594 - Conrad , et al. November 6, 2 | 2001-11-06 |
| Process for breaking chemical bonds Grant 6,309,514 - Conrad , et al. October 30, 2 | 2001-10-30 |
| Cyclone separator having a variable longitudinal profile Grant 6,277,278 - Conrad , et al. August 21, 2 | 2001-08-21 |
| Floating agitator housing for a vacuum cleaner head Grant 6,261,379 - Conrad , et al. July 17, 2 | 2001-07-17 |
| Vacuum cleaner Grant 6,238,451 - Conrad , et al. May 29, 2 | 2001-05-29 |
| Method and apparatus for concentrating a gas using a single stage adsorption chamber Grant 6,217,635 - Conrad , et al. April 17, 2 | 2001-04-17 |
| Prandtl layer turbine Grant 6,183,641 - Conrad , et al. February 6, 2 | 2001-02-06 |
| Cyclone separator having a variable transverse profile Grant 6,168,716 - Conrad , et al. January 2, 2 | 2001-01-02 |
| Method and apparatus for concentrating a gas using a single stage adsorption zone Grant 6,162,283 - Conrad , et al. December 19, 2 | 2000-12-19 |
| Method and apparatus for concentrating a gas using a single stage adsorption zone Grant 6,156,100 - Conrad , et al. December 5, 2 | 2000-12-05 |
| Method and apparatus for recovering water from air Grant 6,156,102 - Conrad , et al. December 5, 2 | 2000-12-05 |
| Center air feed for cyclonic separator Grant 6,141,826 - Conrad , et al. November 7, 2 | 2000-11-07 |
| Prandtl layer turbine Grant 6,135,708 - Conrad , et al. October 24, 2 | 2000-10-24 |
| Terminal insert for a cyclone separator Grant 6,129,775 - Conrad , et al. October 10, 2 | 2000-10-10 |
| Pressure based sensing means for adjusting the height of an agitator in a vacuum cleaner head Grant 6,123,779 - Conrad , et al. September 26, 2 | 2000-09-26 |
| In-line venturi Grant 5,934,328 - Conrad , et al. August 10, 1 | 1999-08-10 |
| Ozone generator Grant 5,879,641 - Conrad , et al. March 9, 1 | 1999-03-09 |
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.
| 