Hirsch; Kai
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hirsch; Kai.The latest application filed is for "water conditioning systems".
- Hirsch; Kai - Cologne DE
- Hirsch; Kai - Solingen DE
| Patent | Date |
|---|---|
| Water Conditioning Systems App 20220280898 - Adams; Paul H. ; et al. | 2022-09-08 |
| Water conditioning systems Grant 11,369,923 - Adams , et al. June 28, 2 | 2022-06-28 |
| Extendable Cleaning Tool App 20220184795 - Harrington; William ; et al. | 2022-06-16 |
| Water Conditioning Systems Having Diversion Devices App 20220040640 - Hirsch; Kai ; et al. | 2022-02-10 |
| Water conditioning systems having diversion devices Grant 11,185,822 - Hirsch , et al. November 30, 2 | 2021-11-30 |
| Water purification media device Grant D928,911 - Huda , et al. August 24, 2 | 2021-08-24 |
| Water purification media device Grant D913,413 - Huda , et al. March 16, 2 | 2021-03-16 |
| Water Conditioning Systems App 20210047222 - Harrington; William ; et al. | 2021-02-18 |
| Water Conditioning Systems App 20200384413 - Adams; Paul H. ; et al. | 2020-12-10 |
| Water conditioning systems Grant 10,717,046 - Adams , et al. | 2020-07-21 |
| Water Conditioning Systems Having Diversion Devices App 20200147549 - Hirsch; Kai ; et al. | 2020-05-14 |
| Water conditioning systems having diversion devices Grant 10,549,239 - Hirsch , et al. Fe | 2020-02-04 |
| Pure Water Systems App 20200010338 - Hirsch; Kai ; et al. | 2020-01-09 |
| Filter assembly with locking cover Grant 10,414,671 - Hirsch , et al. Sept | 2019-09-17 |
| Fluid conditioning systems having caps with filter cartridge sealing and removal devices and/or locking devices Grant 10,307,712 - Huda , et al. | 2019-06-04 |
| Water Cleaning Systems App 20180071791 - Hirsch; Kai ; et al. | 2018-03-15 |
| Water conditioning device Grant D796,628 - Buckley , et al. September 5, 2 | 2017-09-05 |
| Water Conditioning Systems App 20170137304 - Adams; Paul H. ; et al. | 2017-05-18 |
| Water Conditioning Systems Having Diversion Devices App 20170137303 - Hirsch; Kai ; et al. | 2017-05-18 |
| Fluid Conditioning Systems Having Caps With Filter Cartridge Sealing And Removal Devices And/or Locking Devices App 20170136412 - Huda; Stephen ; et al. | 2017-05-18 |
| Tool handle Grant D775,909 - Harrington , et al. January 10, 2 | 2017-01-10 |
| Pure Water Systems App 20150353383 - Hirsch; Kai ; et al. | 2015-12-10 |
| Water purification device Grant D740,915 - Harrington , et al. October 13, 2 | 2015-10-13 |
| Surface cleaning tools having end caps Grant 8,955,191 - Patterson , et al. February 17, 2 | 2015-02-17 |
| Pole clamp Grant D721,950 - Quinlan , et al. February 3, 2 | 2015-02-03 |
| Surface Cleaning Tools Having End Caps App 20140215795 - Patterson; Joseph K. ; et al. | 2014-08-07 |
| Surface cleaning tools having end caps Grant 8,726,451 - Patterson , et al. May 20, 2 | 2014-05-20 |
| Surface Cleaning Tools Having End Caps App 20120174332 - Patterson; Joseph K. ; et al. | 2012-07-12 |
| Window cleaning tool Grant D649,314 - Quinlan , et al. November 22, 2 | 2011-11-22 |
| Adjustable Cleaning Assemblies Having Neck-connecting Devices App 20110225750 - Hirsch; Kai | 2011-09-22 |
| Window cleaning tool Grant D632,857 - Sgroi , et al. February 15, 2 | 2011-02-15 |
| Window cleaning tool Grant D632,858 - Sgroi , et al. February 15, 2 | 2011-02-15 |
| Support part on the basis of foam material, and method for the production of such a support part App 20080085944 - Hirsch; Kai | 2008-04-10 |
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