loadpatents
Patent applications and USPTO patent grants for Norfleet; James E..The latest application filed is for "lubricant composition".
Patent | Date |
---|---|
Method for lubricating and/or reducing corrosion of drilling equipment Grant 8,273,689 - Otto , et al. September 25, 2 | 2012-09-25 |
Lubricant composition App 20050197255 - Otto, Michael J. ;   et al. | 2005-09-08 |
Water based fluids comprising multivalent salts and low molecular weight, low charge cationic polyacrylamide copolymers Grant 6,855,671 - Norfleet , et al. February 15, 2 | 2005-02-15 |
Water based fluids comprising multivalent salts and low molecular weight, low charge cationic polyacrylamide copolymers App 20030069141 - Norfleet, James E. ;   et al. | 2003-04-10 |
Shale stabilizing drilling fluids comprising calcium chloride and low molecular weight low charge cationicpolyacrylamide copolymers Grant 6,355,600 - Norfleet , et al. March 12, 2 | 2002-03-12 |
Fluids for use in drilling and completion operations comprising water insoluble colloidal complexes for improved rheology and filtration control Grant 5,919,738 - Norfleet , et al. July 6, 1 | 1999-07-06 |
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.