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characterised by teeth or cutter arrangement
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CPC
E21B2010/425
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
Current Industry
E21B2010/425
characterised by teeth or cutter arrangement
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Impact
Patents Grants
last 30 patents
Information
Patent Grant
Earth-boring tools with reduced vibrational response and related me...
Patent number
10,774,595
Issue date
Sep 15, 2020
Baker-Hughes
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Blade geometry for fixed cutter bits
Patent number
10,738,538
Issue date
Aug 11, 2020
Smith International, Inc.
Michael G. Azar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hybrid cutting structures with blade undulations
Patent number
10,731,422
Issue date
Aug 4, 2020
Smith International, Inc.
Michael George Azar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting element assemblies and downhole tools comprising rotatable...
Patent number
10,724,304
Issue date
Jul 28, 2020
Baker Hughes, a GE company, LLC
John Abhishek Raj Bomidi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotatable cutters and elements for use on earth-boring tools in sub...
Patent number
10,697,247
Issue date
Jun 30, 2020
Baker Hughes, a GE company, LLC
William A. Moss
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit design
Patent number
10,628,618
Issue date
Apr 21, 2020
NOV Downhole Eurasia Limited
Laurence Mortimer
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Earth-boring bit
Patent number
10,557,313
Issue date
Feb 11, 2020
Jacob Wendt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit having shaped leading cutter and impregnated backup cutter
Patent number
10,550,644
Issue date
Feb 4, 2020
VAREL INTERNATIONAL IND., LLC.
Steven Wayne Drews
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit having shear cutters with reduced diameter substrate
Patent number
10,508,501
Issue date
Dec 17, 2019
Varel International Ind., L.P.
Daniel Michael Tilleman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Impregnated drill bit including a planar blade profile along drill...
Patent number
10,494,875
Issue date
Dec 3, 2019
Baker Hughes, a GE company, LLC
Volker Richert
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting element assemblies and downhole tools comprising rotatable...
Patent number
10,487,590
Issue date
Nov 26, 2019
Baker Hughes, a GE company, LLC
Jon David Schroder
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shape-based modeling of interactions between downhole drilling tool...
Patent number
10,450,842
Issue date
Oct 22, 2019
Halliburton Energy Services, Inc.
Gregory Christopher Grosz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Identification of weak zones in rotary drill bits during off-center...
Patent number
10,450,804
Issue date
Oct 22, 2019
Halliburton Energy Services, Inc.
Shilin Chen
G01 - MEASURING TESTING
Information
Patent Grant
Multilevel force balanced downhole drilling tools including cutting...
Patent number
10,428,587
Issue date
Oct 1, 2019
Halliburton Energy Services, Inc.
Shilin Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Methods and drill bit designs for preventing the substrate of a cut...
Patent number
10,428,588
Issue date
Oct 1, 2019
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Structures for drilling a subterranean formation
Patent number
10,428,591
Issue date
Oct 1, 2019
Baker Hughes Incorporated
Suresh G. Patel
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Earth-boring tools utilizing selective placement of shaped inserts,...
Patent number
10,392,867
Issue date
Aug 27, 2019
Baker Hughes, a GE company, LLC
Michael T. Savage
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole drill bit incorporating cutting elements of different geom...
Patent number
10,378,288
Issue date
Aug 13, 2019
Schlumberger Technology Corporation
David R. Hall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Composite drill bit
Patent number
10,352,101
Issue date
Jul 16, 2019
Chengdu Weiyi Petroleum Technology Co., Ltd.
Liyuan Yang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth-boring tools, methods of forming earth-boring tools, and meth...
Patent number
10,344,537
Issue date
Jul 9, 2019
Baker Hughes Incorporated
David Gavia
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multilevel force balanced downhole drilling tools including cutting...
Patent number
10,329,846
Issue date
Jun 25, 2019
Halliburton Energy Services, Inc.
Shilin Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Drill bit apparatus to control torque on bit
Patent number
10,316,590
Issue date
Jun 11, 2019
Halliburton Energy Services, Inc.
Zakaria Maouche
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Earth-boring bit
Patent number
10,280,691
Issue date
May 7, 2019
Klear Drilling Technologies LP
Jacob Wendt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth-boring tools including selectively actuatable cutting element...
Patent number
10,214,968
Issue date
Feb 26, 2019
Baker Hughes Incorporated
Kenneth R. Evans
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hybrid cutting structures with blade undulations
Patent number
10,145,180
Issue date
Dec 4, 2018
Smith International, Inc.
Michael G. Azar
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit having shear cutters and gouging cutters
Patent number
10,107,041
Issue date
Oct 23, 2018
Shear Bits, Ltd.
John James Herman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth-boring tools including formation-engaging structures having r...
Patent number
10,072,464
Issue date
Sep 11, 2018
Baker Hughes Incorporated
Do Van Do
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Cutting elements for earth-boring tools, earth-boring tools includi...
Patent number
10,066,442
Issue date
Sep 4, 2018
Baker Hughes Incorporated
Suresh G. Patel
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Rolling element assemblies
Patent number
10,066,439
Issue date
Sep 4, 2018
Halliburton Energy Services, Inc.
Brandon James Hinz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting element retention for high exposure cutting elements on ear...
Patent number
10,047,565
Issue date
Aug 14, 2018
Baker Hughes Incorporated
Thorsten Schwefe
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DRILL BIT WITH CUTTING GAUGE PAD
Publication number
20200362640
Publication date
Nov 19, 2020
ULTERRA DRILLING TECHNOLOGIES, L.P.
Alfred Harold Skinner
E21 - EARTH DRILLING MINING
Information
Patent Application
Drill Bit with Hybrid Cutting Arrangement
Publication number
20200291726
Publication date
Sep 17, 2020
Taurex Drill Bits, LLC
Dustin Lyles
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT
Publication number
20200149350
Publication date
May 14, 2020
ULTERRA DRILLING TECHNOLOGIES, L.P.
Jorge Arthur Silveus
E21 - EARTH DRILLING MINING
Information
Patent Application
FIXED-CUTTER DRILL BITS WITH TRACK-SET PRIMARY CUTTERS AND BACKUP C...
Publication number
20200115963
Publication date
Apr 16, 2020
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
Prediction of Cutting Size and Shape Generated by a Drill Bit
Publication number
20200102792
Publication date
Apr 2, 2020
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH BORING TOOLS HAVING PROTRUSIONS TRAILING CUTTING ELEMENTS AND...
Publication number
20200087990
Publication date
Mar 19, 2020
Baker Hughes Oilfield Operations LLC
Stephen Duffy
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Tools with Improved Arrangements of Cutters
Publication number
20200056430
Publication date
Feb 20, 2020
ULTERRA DRILLING TECHNOLOGIES, L.P.
Christopher M. Casad
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Tool with Fixed Cutters for Removing Rock
Publication number
20200048968
Publication date
Feb 13, 2020
ULTERRA DRILLING TECHNOLOGIES, L.P.
Christopher M. Casad
E21 - EARTH DRILLING MINING
Information
Patent Application
IDENTIFICATION OF WEAK ZONES IN ROTARY DRILL BITS DURING OFF-CENTER...
Publication number
20200011138
Publication date
Jan 9, 2020
Halliburton Energy Services, Inc.
Shilin Chen
G01 - MEASURING TESTING
Information
Patent Application
FIXED CUTTER STABILIZING DRILL BIT
Publication number
20200011137
Publication date
Jan 9, 2020
VAREL INTERNATIONAL IND., L.L.C.
CARY ANDREW MAURSTAD
E21 - EARTH DRILLING MINING
Information
Patent Application
SPLIT THREADS FOR FIXING ACCESSORIES TO A BODY
Publication number
20190383103
Publication date
Dec 19, 2019
Smith International, Inc.
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS AND RELATED METHODS
Publication number
20190376345
Publication date
Dec 12, 2019
BAKER HUGHES, A GE COMPANY, LLC
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS AND METHODS OF FORMING EARTH-BORING TOOLS
Publication number
20190284877
Publication date
Sep 19, 2019
BAKER HUGHES, A GE COMPANY, LLC
David Gavia
E21 - EARTH DRILLING MINING
Information
Patent Application
Polycrystalline-Diamond Compact Air Bit
Publication number
20190284887
Publication date
Sep 19, 2019
ULTERRA DRILLING TECHNOLOGIES, L.P.
Christopher M. Casad
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS HAVING POCKETS TRAILING ROTATIONALLY LEADING FAC...
Publication number
20190271194
Publication date
Sep 5, 2019
BAKER HUGHES, A GE COMPANY, LLC
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Application
Rolling Element Assembly With A Compliant Retainer
Publication number
20190249498
Publication date
Aug 15, 2019
Halliburton Energy Services, Inc.
Brandon James Hinz
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENT ASSEMBLIES AND DOWNHOLE TOOLS COMPRISING ROTATABLE...
Publication number
20190145182
Publication date
May 16, 2019
BAKER HUGHES, A GE COMPANY, LLC
John Abhishek Raj Bomidi
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID CUTTING STRUCTURES WITH BLADE UNDULATIONS
Publication number
20190106942
Publication date
Apr 11, 2019
Smith International, Inc.
Michael George Azar
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT HAVING SHAPED IMPREGNATED SHOCK STUDS AND/OR INTERMEDIATE...
Publication number
20190106943
Publication date
Apr 11, 2019
VAREL INTERNATIONAL IND., L.L.C.
DANIEL MICHAEL TILLEMAN
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENT ASSEMBLIES COMPRISING ROTATABLE CUTTING ELEMENTS, D...
Publication number
20190063162
Publication date
Feb 28, 2019
BAKER HUGHES, A GE COMPANY, LLC
John Abhishek Raj Bomidi
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT HAVING SHAPED LEADING CUTTER AND IMPREGNATED BACKUP CUTTER
Publication number
20190063160
Publication date
Feb 28, 2019
VAREL INTERNATIONAL IND., L.L.C.
STEVEN WAYNE DREWS
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENT ASSEMBLIES AND DOWNHOLE TOOLS COMPRISING ROTATABLE...
Publication number
20190032418
Publication date
Jan 31, 2019
BAKER HUGHES, A GE COMPANY, LLC
Jon David Schroder
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATABLE CUTTERS AND ELEMENTS FOR USE ON EARTH-BORING TOOLS IN SUB...
Publication number
20190032410
Publication date
Jan 31, 2019
BAKER HUGHES, A GE COMPANY, LLC
William A. Moss
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS INCLUDING CUTTING ELEMENT PROFILES CONFIGURED TO...
Publication number
20190032411
Publication date
Jan 31, 2019
BAKER HUGHES, A GE COMPANY, LLC
Travis Nissley
E21 - EARTH DRILLING MINING
Information
Patent Application
BLADE GEOMETRY FOR FIXED CUTTER BITS
Publication number
20180355671
Publication date
Dec 13, 2018
Smith International, Inc.
Michael G. Azar
E21 - EARTH DRILLING MINING
Information
Patent Application
Earth-Boring Bit
Publication number
20180347283
Publication date
Dec 6, 2018
Jacob Wendt
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS UTILIZING SELECTIVE PLACEMENT OF SHAPED INSERTS,...
Publication number
20180313161
Publication date
Nov 1, 2018
BAKER HUGHES, A GE COMPANY, LLC
Michael T. Savage
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS WITH REDUCED VIBRATIONAL RESPONSE AND RELATED ME...
Publication number
20180266185
Publication date
Sep 20, 2018
BAKER HUGHES, A GE COMPANY, LLC
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Drill Bit Incorporating Cutting Elements of Different Geom...
Publication number
20180258706
Publication date
Sep 13, 2018
SCHLUMBERGER TECHNOLOGY CORPORATION
David R. Hall
E21 - EARTH DRILLING MINING
Information
Patent Application
KERFING HYBRID DRILL BIT AND OTHER DOWNHOLE CUTTING TOOLS
Publication number
20180230756
Publication date
Aug 16, 2018
Smith International, Inc.
Michael George Azar
E21 - EARTH DRILLING MINING