Ecowater Systems, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ecowater Systems, Inc..The latest application filed is for "apparatus and method of water treatment with preliminary screen".
- Ecowater Systems, Inc. - St. Paul MN
- ECOWATER SYSTEMS, INC. -
- Ecowater Systems, Inc. - Woodbury MN
Trademarks
| Patent | Date |
|---|---|
| Apparatus and method of water treatment with preliminary screen App 20060037900 - Sebastian; Greg A. | 2006-02-23 |
| Controller for salt dosage for a water softener and method of regenerating a water softener App 20040144702 - Zimmerman, Jeffrey A. ; et al. | 2004-07-29 |
| Method and system for anticipating salt depletion Grant 6,696,963 - Zimmerman , et al. February 24, 2 | 2004-02-24 |
| Apparatus and method for aeration in a water filter system App 20040020833 - Frank, Marlin A. | 2004-02-05 |
| Apparatus for aeration in a water filter system Grant 6,627,070 - Frank September 30, 2 | 2003-09-30 |
| System for monitoring the status of a water softener Grant 6,456,202 - Johannsen , et al. September 24, 2 | 2002-09-24 |
| Carafe for water distiller Grant D444,843 - Hilgers , et al. July 10, 2 | 2001-07-10 |
| Base for water distiller Grant D444,844 - Hilgers , et al. July 10, 2 | 2001-07-10 |
| Countertop water distiller Grant D444,845 - Hilgers , et al. July 10, 2 | 2001-07-10 |
| Remote display unit for water treatment equipment to illustrate the operating status of the water treatment equipment Grant D444,087 - Johannsen , et al. June 26, 2 | 2001-06-26 |
| Boiling chamber for water distiller Grant D444,204 - Hilgers , et al. June 26, 2 | 2001-06-26 |
| Single tank water softener Grant D439,950 - Fletcher , et al. April 3, 2 | 2001-04-03 |
| Brine tank for a two tank water softener Grant D437,384 - Fletcher , et al. February 6, 2 | 2001-02-06 |
| Display panel for a water softener Grant D434,827 - Zimmerman , et al. December 5, 2 | 2000-12-05 |
| Resin tank for a two tank water softener Grant D434,103 - Fletcher , et al. November 21, 2 | 2000-11-21 |
| Plastic coated valve rotor and a method of manufacturing Grant 6,085,788 - Larson , et al. July 11, 2 | 2000-07-11 |
| Water softener with resin beads of different mesh sizes Grant 5,464,532 - Nowlin , et al. November 7, 1 | 1995-11-07 |
| Countertop faucet assembly Grant 5,388,287 - Tischler , et al. February 14, 1 | 1995-02-14 |
| Self-contained reverse osmosis electronic monitoring system Grant 5,362,383 - Zimmerman , et al. November 8, 1 | 1994-11-08 |
| Integrated reverse osmosis water treatment and storage system Grant 5,358,635 - Frank , et al. October 25, 1 | 1994-10-25 |
| Bypass valve Grant 5,152,321 - Drager , et al. October 6, 1 | 1992-10-06 |
| Water softener Grant D328,330 - Drager , et al. July 28, 1 | 1992-07-28 |
| Counter-top water filter Grant D323,874 - Hirman , et al. February 11, 1 | 1992-02-11 |
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