loadpatents
Patent applications and USPTO patent grants for Brown; Irvine C..The latest application filed is for "pressure equalising devices".
Patent | Date |
---|---|
Downhole apparatus having a rotating valve member Grant 8,522,886 - Christie , et al. September 3, 2 | 2013-09-03 |
Valve Grant 8,316,953 - Reid , et al. November 27, 2 | 2012-11-27 |
Protection sleeve Grant 8,201,622 - Reid , et al. June 19, 2 | 2012-06-19 |
Pressure equalising devices Grant 8,191,629 - Gordon , et al. June 5, 2 | 2012-06-05 |
Pressure Equalising Devices App 20110203789 - Gordon; Stuart ;   et al. | 2011-08-25 |
Electronic completion installation valve Grant 7,967,071 - Brown June 28, 2 | 2011-06-28 |
Downhole tools App 20100147531 - Reid; Michael A. ;   et al. | 2010-06-17 |
Protection Sleeve App 20090314492 - Reid; Michael A. ;   et al. | 2009-12-24 |
Electronic completion installation valve App 20090218104 - Brown; Irvine C. | 2009-09-03 |
Pressure Equalising Devices App 20090218095 - Gordon; Stuart ;   et al. | 2009-09-03 |
Valve App 20090071658 - Reid; Michael A. ;   et al. | 2009-03-19 |
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.