Sherwood; Nancy S.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sherwood; Nancy S..The latest application filed is for "proppants for removal of contaminants from fluid streams and methods of using same".

Company Profile

2.7.5

Sherwood; Nancy S. - Wellsville OH
Sherwood; Nancy S. - Moon Township PA
Sherwood; Nancy S. - Coraopolis PA

*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
Selenium and other contaminants removal process Grant 10,526,215 - Sherwood , et al. J	2020-01-07
Proppants for removal of contaminants from fluid streams and methods of using same Grant 10,479,704 - Hayes , et al. Nov	2019-11-19
Removal of copper from aqueous streams using an iron promoted activated alumina Grant 10,301,192 - Sherwood , et al.	2019-05-28
Proppants For Removal Of Contaminants From Fluid Streams And Methods Of Using Same App 20180186661 - HAYES; Missy ; et al.	2018-07-05
Proppants for removal of contaminants from fluid streams and methods of using same Grant 9,932,244 - Hayes , et al. April 3, 2	2018-04-03
Removal Of Copper From Aqueous Streams Using An Iron Promoted Activated Alumina App 20170334740 - SHERWOOD; Nancy S. ; et al.	2017-11-23
Removal of copper from aqueous streams using an iron promoted activated alumina Grant 9,725,335 - Sherwood , et al. August 8, 2	2017-08-08
Selenium And Other Contaminants Removal Process App 20160016818 - SHERWOOD; Nancy S. ; et al.	2016-01-21
Proppants For Removal of Contaminants From Fluid Streams and Methods of Using Same App 20150232350 - HAYES; Missy ; et al.	2015-08-20
Removal of Copper from Aqueous Streams Using an Iron Promoted Activated Alumina App 20140263068 - SHERWOOD; Nancy S. ; et al.	2014-09-18
Zinc, iron and manganese stabilization using polyether polyamino methylene phosphonates Grant 5,262,061 - Gill , et al. November 16, 1	1993-11-16
Use of polyampholytes to enhance oil and/or gas recovery Grant 4,484,631 - Sherwood , et al. November 27, 1	1984-11-27

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