Greif; Volker
Patent Applications and Registrations
Patent applications and USPTO patent grants for Greif; Volker.The latest application filed is for "filter holder, filter element and filter arrangement".
- Greif; Volker - Harthausen DE
- Greif; Volker - Sindelfingen DE
| Patent | Date |
|---|---|
| Filter Holder, Filter Element and Filter Arrangement App 20200094181 - Stark; Dennis ; et al. | 2020-03-26 |
| Filter holder, filter element and filter arrangement Grant 10,427,080 - Stark , et al. October 1, 2 | 2019-10-01 |
| Filter holder and filter arrangement Grant 10,350,530 - Stark , et al. July 16, 2 | 2019-07-16 |
| Centrifugal-force separator and filter arrangement having a centrifugal-force separator of said type Grant 9,782,701 - Ackermann , et al. October 10, 2 | 2017-10-10 |
| Centrifugal separator and filter arrangement having a centrifugal separator of said type Grant 9,470,189 - Ackermann , et al. October 18, 2 | 2016-10-18 |
| Filter holder and filter arrangement App 20160296869 - Stark; Dennis ; et al. | 2016-10-13 |
| Filter Holder, Filter Element and Filter Arrangement App 20160296872 - Stark; Dennis ; et al. | 2016-10-13 |
| Centrifugal separator and filter arrangement App 20160047342 - Kraxner; Michael ; et al. | 2016-02-18 |
| Two-part cyclone separator Grant 8,956,431 - Ackermann , et al. February 17, 2 | 2015-02-17 |
| Centrifugal-force Separator And Filter Arrangement Having A Centrifugal-force Separator Of Said Type App 20140299540 - Ackermann; Steffen ; et al. | 2014-10-09 |
| Centrifugal Separator and Filter Arrangement Having a Centrifugal Separator of Said Type App 20140298761 - Ackermann; Steffen ; et al. | 2014-10-09 |
| Two-Part Cyclone Separator App 20130133300 - Ackermann; Steffen ; et al. | 2013-05-30 |
| Filter for cleaning a fluid Grant 8,167,965 - Greif May 1, 2 | 2012-05-01 |
| Filter For Cleaning A Fluid App 20120017551 - Greif; Volker | 2012-01-26 |
| Filter for cleaning a fluid Grant 8,012,227 - Greif September 6, 2 | 2011-09-06 |
| Filter For Cleaning A Fluid App 20100064643 - Greif; Volker | 2010-03-18 |
| Apparatus for separating particles from a flowing medium Grant 7,258,727 - Greif , et al. August 21, 2 | 2007-08-21 |
| Separator device Grant 7,244,282 - Greif , et al. July 17, 2 | 2007-07-17 |
| Filter in a filter housing Grant 7,004,986 - Kopec , et al. February 28, 2 | 2006-02-28 |
| Apparatus for separating particles from a flowing medium App 20050086915 - Greif, Volker ; et al. | 2005-04-28 |
| Multicell cyclone and method for producing it Grant 6,884,273 - Kopec , et al. April 26, 2 | 2005-04-26 |
| Separator device App 20050028499 - Greif, Volker ; et al. | 2005-02-10 |
| Filter in a filter housing App 20040040271 - Kopec, Edvard ; et al. | 2004-03-04 |
| Air filter Grant 6,602,308 - Carle , et al. August 5, 2 | 2003-08-05 |
| Filter system Grant 6,572,667 - Greif , et al. June 3, 2 | 2003-06-03 |
| Multicell cyclone and method for producing it App 20030057151 - Kopec, Edvard ; et al. | 2003-03-27 |
| Housing Grant 6,306,192 - Greif , et al. October 23, 2 | 2001-10-23 |
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