Sharp; Keith W.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sharp; Keith W..The latest application filed is for "methods for crosslinking water soluble polymers for use in well applications".

Company Profile

0.9.1

Sharp; Keith W. - Houston TX US
Sharp; Keith W. - Richmond TX
Sharp; Keith W. - Sugarland TX

*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
Methods for crosslinking water soluble polymers for use in well applications Grant 8,932,998 - Zhang , et al. January 13, 2	2015-01-13
Methods For Crosslinking Water Soluble Polymers For Use In Well Applications App 20110082057 - ZHANG; Jinguo ; et al.	2011-04-07
Method for removing filtercake Grant 6,143,698 - Murphey , et al. November 7, 2	2000-11-07
Method and apparatus for optimizing and controlling gas-liquid phase chemical reactions Grant 5,730,875 - Grisham , et al. March 24, 1	1998-03-24
Method for creating gas-liquid interfacial contact conditions for highly efficient mass transfer Grant 5,662,811 - Grisham , et al. September 2, 1	1997-09-02
Method and apparatus for optimizing gas-liquid interfacial contact Grant 5,529,701 - Grisham , et al. June 25, 1	1996-06-25
Liquid polymer containing compositions for thickening aqueous systems Grant 4,670,164 - Watson , et al. * June 2, 1	1987-06-02
Acid soluble coating for well screens Grant 4,239,084 - Sharp , et al. December 16, 1	1980-12-16
Acid soluble coating for well screens Grant 4,202,411 - Sharp , et al. May 13, 1	1980-05-13

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.