N.V PWN WATERLEIDINGBEDRIJF NOORD-HOLLAND
Patent Applications and Registrations
Patent applications and USPTO patent grants for N.V PWN WATERLEIDINGBEDRIJF NOORD-HOLLAND.The latest application filed is for "filter device having a diverging cleaning duct with internal partitions".
- N.V PWN WATERLEIDINGBEDRIJF NOORD-HOLLAND - Velserbroek NL
Trademarks
| Patent | Date |
|---|---|
| Filter device having a diverging cleaning duct with internal partitions Grant 10,159,917 - Kamp Dec | 2018-12-25 |
| Filter device and method of cleaning a filter element Grant 9,789,425 - Kamp October 17, 2 | 2017-10-17 |
| Filter Device Having A Diverging Cleaning Duct With Internal Partitions App 20160263498 - KAMP; Petrus Cornelis | 2016-09-15 |
| Filter Device And Method Of Cleaning A Filter Element App 20150343342 - KAMP; Petrus Cornelis | 2015-12-03 |
| Ion Exchange Process With Plug Flow Conditions And Short Residence Times App 20150129503 - Galjaard; Gilbert ; et al. | 2015-05-14 |
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