Grief; Ralf
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grief; Ralf.The latest application filed is for "heading machine with cusp cutter".
- Grief; Ralf - Weisskirchen in Steiermark AT
- GRIEF; Ralf - Weiskirchen in Steiermark AT
- Grief; Ralf - Zeltweg AT
| Patent | Date |
|---|---|
| Heading machine with cusp cutter Grant 11,299,987 - Grief , et al. April 12, 2 | 2022-04-12 |
| Heading Machine With Cusp Cutter App 20210047926 - GRIEF; Ralf ; et al. | 2021-02-18 |
| Rotary Cutting Head With Fluid Supply Ducting App 20200378253 - GRIEF; Ralf | 2020-12-03 |
| Rotary claw drill bit Grant 10,781,641 - Gholiof , et al. Sept | 2020-09-22 |
| Rotary Claw Drill Bit App 20180016849 - GHOLIOF; Hamidreza ; et al. | 2018-01-18 |
| Cutting Device For A Mining Machine App 20120068528 - Grief; Ralf ; et al. | 2012-03-22 |
| Cutting tool for a mining machine App 20120056465 - Gerer; Roman ; et al. | 2012-03-08 |
| Device for producing a gas-liquid mixture in the vicinity of cutting tools Grant 7,198,332 - Kargl , et al. April 3, 2 | 2007-04-03 |
| Hewing or cutting roll Grant 7,175,237 - Neuper , et al. February 13, 2 | 2007-02-13 |
| Device for produing a gas-liquid mixture in the vicinity of cutting tools App 20060061205 - Kargl; Hubert ; et al. | 2006-03-23 |
| Hewing or cutting roll App 20050248209 - Neuper, Reinhard ; et al. | 2005-11-10 |
| Driving or mining machine Grant 6,785,988 - Lammer , et al. September 7, 2 | 2004-09-07 |
| Driving or mining machine App 20020157283 - Lammer, Egmont ; et al. | 2002-10-31 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 