Jack; Doug S.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Jack; Doug S..The latest application filed is for "multi-staged wax displacement process for catalyst recovery from a slurry".

Company Profile

0.10.14

Jack; Doug S. - Ponca City OK

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Octane improvement of a hydrocarbon stream Grant 7,541,504 - Rangarajan , et al. June 2, 2	2009-06-02
Hydroprocessing methods and apparatus for use in the preparation of liquid hydrocarbons Grant 7,354,507 - Gopalakrishnan , et al. April 8, 2	2008-04-08
Multi-staged wax displacement process for catalyst recovery from a slurry App 20060111232 - Spena; Michael D. ; et al.	2006-05-25
Non-oxidative conversion of gas to liquids Grant 7,019,184 - Allison , et al. March 28, 2	2006-03-28
Systems and methods for hydrogen production App 20060013759 - Jiang; Yi ; et al.	2006-01-19
Process for catalyst recovery from a slurry containing residual hydrocarbons Grant 6,974,842 - Spena , et al. December 13, 2	2005-12-13
Hydroprocessing methods and apparatus for use in the preparation of liquid hydrocarbons App 20050205462 - Gopalakrishnan, Sridhar ; et al.	2005-09-22
Solid/liquid separation system for multiphase converters Grant 6,929,754 - Espinoza , et al. August 16, 2	2005-08-16
Octane improvement of a hydrocarbon stream App 20050126956 - Rangarajan, Priya ; et al.	2005-06-16
Recycling light olefins in multistage Fischer Tropsch processes Grant 6,897,246 - Espinoza , et al. May 24, 2	2005-05-24
Optimized solid/liquid separation system for multiphase converters Grant 6,887,390 - Mohedas , et al. May 3, 2	2005-05-03
Octane improvement of a hydrocarbon stream Grant 6,875,339 - Rangarajan , et al. April 5, 2	2005-04-05
Catalytic distillation hydroprocessing App 20050035026 - Espinoza, Rafael L. ; et al.	2005-02-17
Hydrogen-selective silica-based membrane Grant 6,854,602 - Oyama , et al. February 15, 2	2005-02-15
Solid/liquid separation system for multiphase converters App 20050027021 - Espinoza, Rafael L. ; et al.	2005-02-03
Octane improvement of a hydrocarbon stream App 20040236164 - Rangarajan, Priya ; et al.	2004-11-25
Gaseous hydrocarbon-oxygen bubble tank mixer App 20040133057 - Jiang, Yi ; et al.	2004-07-08
Recycling light olefins in multistage Fischer Tropsch processes App 20040092609 - Espinoza, Rafael L. ; et al.	2004-05-13
Use of catalytic distillation reactor for methanol synthesis Grant 6,723,886 - Allison , et al. April 20, 2	2004-04-20
Optimized solid/liquid separation system for multiphase converters App 20030232894 - Mohedas, Sergio R. ; et al.	2003-12-18
Hydrogen-selective silica-based membrane App 20030222015 - Oyama, Shigeo Ted ; et al.	2003-12-04
Non-oxidative conversion of gas to liquids App 20030144565 - Allison, Joe D. ; et al.	2003-07-31
Circulating Catalyst system and method for conversion of light hydrocarbons to aromatics App 20030083535 - Wright, Harold A. ; et al.	2003-05-01
Use of catalytic distillation reactor for methanol synthesis App 20020177741 - Allison, Joe D. ; et al.	2002-11-28

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.