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E21B10/573
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FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B10/00
Drill bits
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E21B10/573
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Patents Grants
last 30 patents
Information
Patent Grant
Cutting elements for earth-boring tools, methods of manufacturing e...
Patent number
12,134,938
Issue date
Nov 5, 2024
Baker Hughes Oilfield Operations LLC
Stephen Duffy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting elements, and related earth-boring tools, supporting substr...
Patent number
12,098,597
Issue date
Sep 24, 2024
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Grant
Mechanical attachment of cutting elements to an earth-boring bit
Patent number
12,071,818
Issue date
Aug 27, 2024
National-Oilwell DHT, L.P.
Richard Sauvageau
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shaped cutter with multiple radial ridge sets
Patent number
12,065,886
Issue date
Aug 20, 2024
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Polycrystalline diamond compact
Patent number
12,044,075
Issue date
Jul 23, 2024
U.S. Synthetic Corporation
Kenneth E. Bertagnolli
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Polycrystalline diamond bodies including one or more threads, appar...
Patent number
12,037,851
Issue date
Jul 16, 2024
U.S. Synthetic Corporation
Jarrett Meier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting elements having non-planar surfaces and downhole cutting to...
Patent number
12,031,384
Issue date
Jul 9, 2024
Schlumberger Technology Corporation
Chen Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Supporting substrates for cutting elements, and related methods
Patent number
12,018,533
Issue date
Jun 25, 2024
Baker Hughes Holdings LLC
Wanjun Cao
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Earth boring tools including brazed cutting elements and related me...
Patent number
12,006,774
Issue date
Jun 11, 2024
Baker Hughes Oilfield Operations LLC
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole drilling tool with a polycrystalline diamond bearing
Patent number
11,994,006
Issue date
May 28, 2024
XR Reserve LLC
Gregory Prevost
E21 - EARTH DRILLING MINING
Information
Patent Grant
Polycrystalline diamond
Patent number
11,969,860
Issue date
Apr 30, 2024
Element Six Limited
John Hewitt Liversage
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Polycrystalline diamond elements and systems and methods for fabric...
Patent number
11,946,320
Issue date
Apr 2, 2024
U.S. Synthetic Corporation
Daren Nathaniel Heaton
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cutting element assemblies and downhole tools comprising rotatable...
Patent number
11,946,321
Issue date
Apr 2, 2024
Baker Hughes Oilfield Operations LLC
Jon David Schroder
E21 - EARTH DRILLING MINING
Information
Patent Grant
Disc cutter for undercutting apparatus and a method of manufacture...
Patent number
11,933,107
Issue date
Mar 19, 2024
Sandvik Mining and Construction Tools AB
Bjorn Claesson
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Methods of forming cutting elements
Patent number
11,885,182
Issue date
Jan 30, 2024
Baker Hughes Holdings LLC
Wanjun Cao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
In-cutter sensor LWD tool and method
Patent number
11,828,165
Issue date
Nov 28, 2023
Saudi Arabian Oil Company
Guodong Zhan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling tip and drill bit
Patent number
11,821,264
Issue date
Nov 21, 2023
Mitsubishi Materials Corporation
Yuichiro Takeuchi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting structure of cutting elements for downhole cutting tools
Patent number
11,814,904
Issue date
Nov 14, 2023
Schlumberger Technology Corporation
Huimin Song
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Coatings to prevent cutter loss in steel body PDC downhole tools
Patent number
11,808,089
Issue date
Nov 7, 2023
Saudi Arabian Oil Company
Jianhui Xu
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Methods of forming cutting elements and supporting substrates for c...
Patent number
11,807,920
Issue date
Nov 7, 2023
Baker Hughes Holdings LLC
Wanjun Cao
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Polycrystalline diamond compacts, methods of making same, and appli...
Patent number
11,773,654
Issue date
Oct 3, 2023
U.S. Synthetic Corporation
Debkumar Mukhopadhyay
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Systems and methods for mounting a cutter in a drill bit
Patent number
11,767,717
Issue date
Sep 26, 2023
U.S. Synthetic Corporation
Craig H. Cooley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Polycrystalline diamond compact and applications therefor
Patent number
11,753,873
Issue date
Sep 12, 2023
U.S. Synthetic Corporation
Greg Carlos Topham
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Command address input buffer bias current reduction
Patent number
11,748,035
Issue date
Sep 5, 2023
Gary L. Howe
B24 - GRINDING POLISHING
Information
Patent Grant
Polycrystalline diamond compact with increased leaching surface are...
Patent number
11,680,449
Issue date
Jun 20, 2023
Halliburton Energy Services, Inc.
William Brian Atkins
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
In-cutter sensor LWD tool and method
Patent number
11,668,185
Issue date
Jun 6, 2023
Saudi Arabian Oil Company
Guodong Zhan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of making a polycrystalline diamond structure
Patent number
11,667,011
Issue date
Jun 6, 2023
U.S. Synthetic Corporation
David P. Miess
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Shaped cutter with alignment structure for drill bit and assembly m...
Patent number
11,661,799
Issue date
May 30, 2023
CNPC USA Corporation
Javier Davila
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole drilling tool with a polycrystalline diamond bearing
Patent number
11,655,679
Issue date
May 23, 2023
XR Reserve LLC
Gregory Prevost
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multi-part superabrasive compacts, rotary drill bits including mult...
Patent number
11,649,682
Issue date
May 16, 2023
U.S. Synthetic Corporation
David P. Miess
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
POLYCRYSTALLINE DIAMOND BODIES INCLUDING ONE OR MORE THREADS, APPAR...
Publication number
20240410233
Publication date
Dec 12, 2024
US Synthetic Corporation
Jarrett Meier
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYCRYSTALLINE DIAMOND COMPACT
Publication number
20240410232
Publication date
Dec 12, 2024
US Synthetic Corporation
Kenneth E. Bertagnolli
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PDC BIT ELEMENT WITH RETENTION FEATURE
Publication number
20240401414
Publication date
Dec 5, 2024
Taurex Drill Bits, LLC
Samuel BARNETT
E21 - EARTH DRILLING MINING
Information
Patent Application
ADAPTER AND WEAR TOOL COMPRISING SAME
Publication number
20240360727
Publication date
Oct 31, 2024
COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION
Peter Graham CLARK
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
DOWNHOLE DRILLING TOOL WITH A POLYCRYSTALLINE DIAMOND BEARING
Publication number
20240328257
Publication date
Oct 3, 2024
XR RESERVE, LLC
Gregory Prevost
E21 - EARTH DRILLING MINING
Information
Patent Application
SUPPORTING SUBSTRATES FOR CUTTING ELEMENTS, AND RELATED METHODS
Publication number
20240318507
Publication date
Sep 26, 2024
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Application
EROSION RESISTANT INSERT FOR DRILL BITS
Publication number
20240287854
Publication date
Aug 29, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYCRYSTALLINE DIAMOND AND METHODS FOR FABRICATING THE SAME
Publication number
20240240526
Publication date
Jul 18, 2024
US Synthetic Corporation
Daren Nathaniel Heaton
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Shaped Cutter With Multiple Radial Ridge Sets
Publication number
20240110448
Publication date
Apr 4, 2024
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENT ASSEMBLIES AND DOWNHOLE TOOLS COMPRISING ROTATABLE...
Publication number
20240044214
Publication date
Feb 8, 2024
Baker Hughes Oilfield Operations LLC
Jon David Schroder
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING STRUCTURE OF CUTTING ELEMENTS FOR DOWNHOLE CUTTING TOOLS
Publication number
20240003193
Publication date
Jan 4, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Huimin Song
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Drill Bit Cutter Pocket With Stress Reducing Features
Publication number
20230407709
Publication date
Dec 21, 2023
Halliburton Energy Services, Inc.
Kevin Clark
E21 - EARTH DRILLING MINING
Information
Patent Application
Drill Bit Cutter With Stress Reducing Features
Publication number
20230407708
Publication date
Dec 21, 2023
Halliburton Energy Services, Inc.
Kevin Clark
E21 - EARTH DRILLING MINING
Information
Patent Application
COMMAND ADDRESS INPUT BUFFER BIAS CURRENT REDUCTION
Publication number
20230401008
Publication date
Dec 14, 2023
Lodestar Licensing Group, LLC
Gary Howe
B24 - GRINDING POLISHING
Information
Patent Application
POLYCRYSTALLINE DIAMOND ASSEMBLIES WITH CAST MOUNTING ELEMENTS
Publication number
20230358102
Publication date
Nov 9, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
David Wahlquist
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE DRILLING TOOL WITH A POLYCRYSTALLINE DIAMOND BEARING
Publication number
20230287740
Publication date
Sep 14, 2023
XR Reserve LLC
Gregory Prevost
E21 - EARTH DRILLING MINING
Information
Patent Application
IN-CUTTER SENSOR LWD TOOL AND METHOD
Publication number
20230235658
Publication date
Jul 27, 2023
Saudi Arabian Oil Company
Guodong Zhan
E21 - EARTH DRILLING MINING
Information
Patent Application
Producing Drill Bits Using Catalyst-free PDC Cutters
Publication number
20230212914
Publication date
Jul 6, 2023
Saudi Arabian Oil Company
Guodong Zhan
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH BORING TOOLS INCLUDING BRAZED CUTTING ELEMENTS AND RELATED ME...
Publication number
20230151698
Publication date
May 18, 2023
Baker Hughes Oilfield Operations LLC
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Application
ROCK-CUTTING TOOL AND METHOD FOR MINE AND OIL DRILLING
Publication number
20230117211
Publication date
Apr 20, 2023
DIAROTECH S.A.
Robert Delwiche
E21 - EARTH DRILLING MINING
Information
Patent Application
SUPPORTING SUBSTRATES FOR CUTTING ELEMENTS, AND RELATED METHODS
Publication number
20230091691
Publication date
Mar 23, 2023
Baker Hughes Holdings LLC
Wanjun Cao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
POLYCRYSTALLINE DIAMOND
Publication number
20230011321
Publication date
Jan 12, 2023
ELEMENT SIX LIMITED
John Hewitt Liversage
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Mechanical Attachment of Cutting Elements to an Earth-Boring Bit
Publication number
20220389769
Publication date
Dec 8, 2022
NATIONAL OILWELL DHT, L.P.
RICHARD SAUVAGEAU
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF FORMING CUTTING ELEMENTS, AND RELATED EARTH-BORING TOOLS
Publication number
20220298866
Publication date
Sep 22, 2022
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Application
CUTTING ELEMENTS, AND RELATED EARTH-BORING TOOLS, SUPPORTING SUBSTR...
Publication number
20220298867
Publication date
Sep 22, 2022
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Application
METHODS OF FORMING CUTTING ELEMENTS AND SUPPORTING SUBSTRATES FOR C...
Publication number
20220275486
Publication date
Sep 1, 2022
Baker Hughes Holdings LLC
Wanjun Cao
B22 - CASTING POWDER METALLURGY
Information
Patent Application
POLYCRYSTALLINE DIAMOND BODIES INCLUDING ONE OR MORE THREADS, APPAR...
Publication number
20220275686
Publication date
Sep 1, 2022
US Synthetic Corporation
Jarrett Meier
E21 - EARTH DRILLING MINING
Information
Patent Application
IN-CUTTER SENSOR LWD TOOL AND METHOD
Publication number
20220268146
Publication date
Aug 25, 2022
Saudi Arabian Oil Company
Guodong Zhan
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENTS FOR EARTH-BORING TOOLS, METHODS OF MANUFACTURING E...
Publication number
20220251905
Publication date
Aug 11, 2022
Baker Hughes Oilfield Operations LLC
Stephen Duffy
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYCRYSTALLINE DIAMOND COMPOSITE COMPACT ELEMENT, TOOLS INCORPORAT...
Publication number
20220226965
Publication date
Jul 21, 2022
ELEMENT SIX (PRODUCTION) (PTY) LTD.
Geoffrey John DAVIES
B22 - CASTING POWDER METALLURGY