Patent applications and USPTO patent grants for Premium Oilfield Technologies, LLC.The latest application filed is for "enclosed torque controlled electric actuator and method".
Patent | Date |
---|---|
Enclosed Torque Controlled Electric Actuator and Method App 20220112788 - RICHARD; Neal C. ;   et al. | 2022-04-14 |
Rotary Control Device with Self-Contained Hydraulic Reservoir App 20210340834 - TRAN; Lap Tan ;   et al. | 2021-11-04 |
Pipe union assembly Grant 10,895,337 - Jahnke January 19, 2 | 2021-01-19 |
Reduced torque lock assembly Grant 10,830,233 - Jahnke November 10, 2 | 2020-11-10 |
Reduced Torque Valve Cover Lock Assembly App 20190345931 - Jahnke; Douglas A. | 2019-11-14 |
Cylinder liner retainer system with torque multiplier and method Grant 10,436,193 - Jahnke O | 2019-10-08 |
Epicyclic washpipe swivel cartridge and method Grant 10,408,328 - Jahnke Sept | 2019-09-10 |
Pipe Union Assembly App 20180356015 - JAHNKE; Douglas | 2018-12-13 |
Quick change cylindrical liner retainer assembly Grant 10,041,490 - Jahnke August 7, 2 | 2018-08-07 |
Quick release piston rod assembly Grant 10,036,384 - Jahnke July 31, 2 | 2018-07-31 |
Reduced torque valve cover lock assembly Grant 9,909,580 - Jahnke March 6, 2 | 2018-03-06 |
Reduced Torque Valve Cover Lock Assembly App 20170089334 - Jahnke; Douglas A. | 2017-03-30 |
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.