Conrad; Kenneth E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Conrad; Kenneth E..The latest application filed is for "point-of-use water treatment system".
- Conrad; Kenneth E. - Ada MI
| Patent | Date |
|---|---|
| Gravity feed water treatment system Grant 10,336,639 - Kuennen , et al. | 2019-07-02 |
| Point-of-use Water Treatment System App 20190022564 - Lautzenheiser; Terry L. ; et al. | 2019-01-24 |
| Gravity Feed Water Treatment System App 20160236958 - Kuennen; Roy W. ; et al. | 2016-08-18 |
| Gravity feed water treatment system Grant 9,352,979 - Kuennen , et al. May 31, 2 | 2016-05-31 |
| Point-of-use Water Treatment System App 20150190743 - Lautzenheiser; Terry L. ; et al. | 2015-07-09 |
| Water Treatment System App 20120186658 - Kuennen; Roy W. ; et al. | 2012-07-26 |
| Gravity Feed Water Treatment System With Oxidation And Disinfection Steps App 20120145618 - Kuennen; Roy W. ; et al. | 2012-06-14 |
| Foam Water Treatment System App 20120132575 - Kuennen; Roy W. ; et al. | 2012-05-31 |
| Point-of-use Water Treatment System App 20120132573 - Lautzenheiser; Terry L. ; et al. | 2012-05-31 |
| Gravity Feed Water Treatment System App 20110303589 - Kuennen; Roy W. ; et al. | 2011-12-15 |
| Water treatment device Grant D634,397 - Lautzenheiser , et al. March 15, 2 | 2011-03-15 |
| Water Treatment System App 20090045106 - Kuennen; Roy W. ; et al. | 2009-02-19 |
| Point-of-use water treatment system Grant 7,252,763 - Kuennen , et al. August 7, 2 | 2007-08-07 |
| Removable closure assembly for a water treatment system Grant 6,984,320 - Bartkus , et al. January 10, 2 | 2006-01-10 |
| Point-of-use water treatment system App 20040182761 - Kuennen, Roy W. ; et al. | 2004-09-23 |
| Lamp assembly for point-of-use water treatment system Grant 6,793,817 - Kuennen , et al. September 21, 2 | 2004-09-21 |
| Removable closure assembly for a water treatment system App 20030178356 - Bartkus, Eric K. ; et al. | 2003-09-25 |
| Point-of use water treatment system Grant 6,514,420 - Kuennen , et al. February 4, 2 | 2003-02-04 |
| Point-of-use water treatment system App 20020189986 - Kuennen, Roy W. ; et al. | 2002-12-19 |
| Point-of-use water treatment system Grant 6,491,868 - Kuennen , et al. December 10, 2 | 2002-12-10 |
| Point-of-use water treatment system App 20020162779 - Kuennen, Roy W. ; et al. | 2002-11-07 |
| Point-of-use water treatment system Grant 6,451,202 - Kuennen , et al. September 17, 2 | 2002-09-17 |
| Point-of-use water treatment system App 20020014461 - Kuennen, Roy W. ; et al. | 2002-02-07 |
| Point-of use water treatment system App 20020011434 - Kuennen, Roy W. ; et al. | 2002-01-31 |
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