Lende; Gunnar

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lende; Gunnar.The latest application filed is for "positive displacement dump bailer".

Company Profile

2.12.22

Lende; Gunnar - Sola NO
Lende; Gunnar - Sela NO
Lende; Gunnar - Stavanger NO
Lende; Gunnar - Sandnes NO

*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
Cemented barrier valve protection Grant 11,215,029 - Trondsen , et al. January 4, 2	2022-01-04
Section milled window cementing diverter Grant 11,193,348 - Lende , et al. December 7, 2	2021-12-07
Piston Burst Disk Dump Bailer App 20210372217 - Lende; Gunnar ; et al.	2021-12-02
Positive Displacement Dump Bailer App 20210372215 - Lende; Gunnar ; et al.	2021-12-02
Flexible Barrel Dump Bailer App 20210372216 - Lende; Gunnar ; et al.	2021-12-02
Wellbore Servicing Fluid and Methods of Making and Using Same App 20210355366 - JADHAV; Rahul ; et al.	2021-11-18
Removable Core Wiper Plug App 20210340841 - LENDE; Gunnar ; et al.	2021-11-04
Removable core wiper plug Grant 11,066,900 - Lende , et al. July 20, 2	2021-07-20
Cemented Barrier Valve Protection App 20210131226 - Trondsen; Alexander ; et al.	2021-05-06
Section Milled Window Cementing Diverter App 20200370393 - LENDE; Gunnar ; et al.	2020-11-26
Removable Core Wiper Plug App 20200173252 - LENDE; Gunnar ; et al.	2020-06-04
Settable Spacer Fluids Comprising Pumicite And Methods Of Using Such Fluids In Subterranean Formations App 20160369152 - Lende; Gunnar ; et al.	2016-12-22
Settable spacer fluids comprising pumicite and methods of using such fluids in subterranean formations Grant 9,512,345 - Lende , et al. December 6, 2	2016-12-06
Apparatus and method of forming a plug in a wellbore Grant 9,038,740 - Lende , et al. May 26, 2	2015-05-26
Sealant Compositions and Methods of Use App 20140073537 - Ravi; Krishna M. ; et al.	2014-03-13
Settable Spacer Fluids Comprising Pumicite And Methods Of Using Such Fluids In Subterranean Formations App 20130180716 - Lende; Gunnar ; et al.	2013-07-18
Apparatus and method of forming a plug in a wellbore App 20130112434 - Lende; Gunnar ; et al.	2013-05-09
Sealant Compositions and Methods of Use App 20120318174 - Ravi; Krishna M. ; et al.	2012-12-20
Sealant compositions and methods of use Grant 8,276,666 - Ravi , et al. October 2, 2	2012-10-02
Methods of using colloidal silica based gels Grant 7,954,549 - Lende , et al. June 7, 2	2011-06-07
Methods of Using Colloidal Silica Based Gels App 20100224366 - Lende; Gunnar ; et al.	2010-09-09
Sealant Compositions and Methods of Use App 20090038800 - Ravi; Krishna M. ; et al.	2009-02-12
Sealant Compositions and Methods of Use App 20090038801 - Ravi; Krishna M. ; et al.	2009-02-12
Cement compositions comprising high aspect ratio materials and methods of use in subterranean formations Grant 7,424,914 - Reddy , et al. September 16, 2	2008-09-16
Cement composition for use with a formate-based drilling fluid comprising an alkaline buffering agent Grant 7,357,834 - Lende April 15, 2	2008-04-15
Cement compositions comprising high aspect ratio materials and methods of use in subterranean formations App 20070051516 - Reddy; B. Raghava ; et al.	2007-03-08
Cement compositions comprising high aspect ratio materials and methods of use in subterranean formations Grant 7,178,597 - Reddy , et al. February 20, 2	2007-02-20
Cement Composition for Use with a Formate-Based Drilling Fluid Comprising an Alkaline Buffering Agent App 20060169175 - Lende; Gunnar	2006-08-03
Methods of reducing the impact of a formate-based drilling fluid comprising an alkaline buffering agent on a cement slurry Grant 7,059,408 - Lende June 13, 2	2006-06-13
Methods of reducing the impact of a formate-based drilling fluid comprising an alkaline buffering agent on a cement slurry App 20060005966 - Lende; Gunnar	2006-01-12
Cement compositions comprising high aspect ratio materials and methods of use in subterranean formations App 20060000611 - Reddy; B. Raghava ; et al.	2006-01-05

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