Kern; Frank
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kern; Frank.The latest application filed is for "filter material and face mask".
- Kern; Frank - Pliezhausen DE
- Kern; Frank - Erftstadt DE
- KERN; FRANK - PLlEZHAUSEN DE
- Kern; Frank - Tiefenbronn DE
- Kern; Frank - Bellingham WA US
- Kern; Frank - Kandel DE
Trademarks
| Patent | Date |
|---|---|
| Respirator mask Grant 9,950,199 - Skov , et al. April 24, 2 | 2018-04-24 |
| Filter Material and Face Mask App 20170050059 - Kern; Frank | 2017-02-23 |
| Compact mask with changeable filters Grant D764,656 - Skov , et al. August 23, 2 | 2016-08-23 |
| Bale wire cutter Grant 9,352,871 - Kern , et al. May 31, 2 | 2016-05-31 |
| Breathing mask Grant 9,314,056 - Skov , et al. April 19, 2 | 2016-04-19 |
| Respirator Mask Comprising A Sliding Seat Device App 20160030778 - SKOV; TORBEN ; et al. | 2016-02-04 |
| Respirator Mask App 20150217144 - SKOV; TORBEN ; et al. | 2015-08-06 |
| Filter cartridge, filtering face mask and method for manufacturing Grant 9,089,722 - Skov , et al. July 28, 2 | 2015-07-28 |
| Uni-directional valve, filtering face mask Grant 8,910,663 - Kern , et al. December 16, 2 | 2014-12-16 |
| Filter Material and Face Mask App 20140290662 - Kern; Frank | 2014-10-02 |
| Filter cartridge, filetering face mask and method for manufacturing App 20140224256 - Skov; Torben ; et al. | 2014-08-14 |
| Bale Wire Cutter App 20140053701 - Kern; Frank ; et al. | 2014-02-27 |
| Sinterable semi-coke powder with high bulk density Grant 8,613,801 - Gadow , et al. December 24, 2 | 2013-12-24 |
| Multi-mode pin usage in a power supply control integrated circuit Grant 8,412,923 - Carroll , et al. April 2, 2 | 2013-04-02 |
| Uni-directional valve, filtering face mask App 20120091381 - Kern; Frank ; et al. | 2012-04-19 |
| Sinterable semi-coke powder with high bulk density App 20110275505 - Gadow; Rainer ; et al. | 2011-11-10 |
| Filter material and respirator mask App 20110036353 - Kern; Frank | 2011-02-17 |
| Electrical Circuitry For Use In Voltage Controllers App 20110004748 - Carroll; Robert T. ; et al. | 2011-01-06 |
| Breathing mask App 20060102183 - Skov; Roman ; et al. | 2006-05-18 |
| Adjustable active voltage positioning system App 20050149770 - Koertzen, Henry W. ; et al. | 2005-07-07 |
| Process for the preparation of trioxane Grant 5,508,448 - Emig , et al. April 16, 1 | 1996-04-16 |
| SEC | 0001726983 | Kern Frank |
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