Sangesland; Sigbjorn
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sangesland; Sigbjorn.The latest application filed is for "drill apparatus for a floating drill rig".
- Sangesland; Sigbjorn - Trondheim NO
- SANGESLAND; Sigbjorn - Tiller NO
- Sangesland; Sigbjorn - N-7039 Trondheim NO
| Patent | Date |
|---|---|
| Drill apparatus for a floating drill rig Grant 10,156,105 - Aamo , et al. Dec | 2018-12-18 |
| Drill Apparatus for a Floating Drill Rig App 20180016858 - Aamo; Ole Morten ; et al. | 2018-01-18 |
| Drilling Method and Apparatus App 20160138390 - ARNTSEN; Borge ; et al. | 2016-05-19 |
| System and method for drilling a subsea well Grant 8,978,774 - Fossli , et al. March 17, 2 | 2015-03-17 |
| System And Method For Drilling A Subsea Well App 20120227978 - Fossli; Borre ; et al. | 2012-09-13 |
| Method and device for liner system Grant 7,367,410 - Sangesland May 6, 2 | 2008-05-06 |
| Pipe with a canal in the pipe wall App 20060289074 - Eriksson; Magnus ; et al. | 2006-12-28 |
| Method and device for liner system App 20050103525 - Sangesland, Sigbjorn | 2005-05-19 |
| Under-reaming tool for boreholes Grant 5,368,114 - Tandberg , et al. November 29, 1 | 1994-11-29 |
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.
| 