Marr; Alan William

Patent Applications and Registrations

Patent applications and USPTO patent grants for Marr; Alan William.The latest application filed is for "defoaming composition comprising a tall-oil-derived surfactant".

Company Profile

2.5.5

Marr; Alan William - Arbroath GB
Marr; Alan William - Angus GB

*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
Weighted fluids for treatment of subterranean formations Grant 11,162,008 - Marr November 2, 2	2021-11-02
Defoaming composition comprising a tall-oil-derived surfactant Grant 10,988,672 - Chavan , et al. April 27, 2	2021-04-27
Defoaming Composition Comprising A Tall-Oil-Derived Surfactant App 20210047558 - Chavan; Sandeep Vasant ; et al.	2021-02-18
Use of nanoparticles in cleaning well bores Grant 10,801,305 - Hall , et al. October 13, 2	2020-10-13
Downhole tool and method to boost fluid pressure and annular velocity Grant 10,246,957 - Marr	2019-04-02
Use of Nanoparticles in Cleaning Well Bores App 20180347317 - Hall; Lee Jeremy ; et al.	2018-12-06
Weighted Fluids For Treatment Of Subterranean Formations App 20180298266 - Marr; Alan William	2018-10-18
Use of nanoparticles in cleaning well bores Grant 10,077,636 - Marr , et al. September 18, 2	2018-09-18
Downhole Tool And Method To Boost Fluid Pressure And Annular Velocity App 20160123098 - Marr; Alan William	2016-05-05
Use of Nanoparticles in Cleaning Well Bores App 20140290958 - Marr; Alan William ; et al.	2014-10-02

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