Doan; Angela Anh

Patent Applications and Registrations

Patent applications and USPTO patent grants for Doan; Angela Anh.The latest application filed is for "methods of cementing a wellbore without using a spacer fluid".

Company Profile

7.6.9

Doan; Angela Anh - Spring TX US
Doan; Angela Anh - Houston 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 Of Cementing A Wellbore Without Using A Spacer Fluid App 20220162494 - Doan; Angela Anh ; et al.	2022-05-26
Methods of cementing a wellbore without using a spacer fluid with an alkyl end-capped ethoxylated fatty alcohol Grant 11,268,010 - Doan , et al. March 8, 2	2022-03-08
Method of Removing Non-Aqueous Drilling Mud with Banana Containing Fluid App 20220065075 - Doan; Angela Anh ; et al.	2022-03-03
Method of using resin coated sized particulates as spacer fluid Grant 11,028,309 - Doan , et al. June 8, 2	2021-06-08
Method Of Using Delayed Hydratable Polymeric Viscosifying Agent In The Treatment Of A Well Or Subterranean Formation App 20210148191 - Brandl; Andreas ; et al.	2021-05-20
Method of enhancing stability of cement slurries in well cementing operations Grant 10,844,270 - Doan , et al. November 24, 2	2020-11-24
Method of cementing a well using delayed hydratable polymeric viscosifying agents Grant 10,822,917 - Brandl , et al. November 3, 2	2020-11-03
Methods Of Cementing A Wellbore Without Using A Spacer Fluid App 20200308470 - Doan; Angela Anh ; et al.	2020-10-01
Method of using sized particulates as spacer fluid Grant 10,767,098 - Doan , et al. Sep	2020-09-08
Method Of Using Resin Coated Sized Particulates As Spacer Fluid App 20200255718 - Kind Code	2020-08-13
Spacer Fluid Having Sized Particulates And Methods Of Using The Same App 20160130495 - Doan; Angela Anh ; et al.	2016-05-12
Method of Enhancing Stability of Cement Slurries in Well Cementing Operations App 20150198010 - Doan; Angela Anh ; et al.	2015-07-16

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