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having a non planar or non circular cutting face
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CPC
E21B10/5673
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B10/00
Drill bits
Current Industry
E21B10/5673
having a non planar or non circular cutting face
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Patents Grants
last 30 patents
Information
Patent Grant
Drill bit cutter with shaped portion matched to kerf
Patent number
12,188,301
Issue date
Jan 7, 2025
Halliburton Energy Services, Inc.
Robert W. Arfele
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutter with edge durability
Patent number
12,146,370
Issue date
Nov 19, 2024
Schlumberger Technology Corporation
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit cutter elements and drill bits including same
Patent number
12,139,968
Issue date
Nov 12, 2024
National-Oilwell Varco, L.P.
Konstantin E. Morozov
E21 - EARTH DRILLING MINING
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
PDC cutter with enhanced performance and durability
Patent number
12,123,262
Issue date
Oct 22, 2024
Schlumberger Technology Corporation
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shaped cutter with ridges and multi-tapered cutting face
Patent number
12,104,439
Issue date
Oct 1, 2024
Halliburton Energy Services, Inc.
Shilin Chen
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
Shaped cutter with peripheral cutting teeth and tapered open region
Patent number
12,091,917
Issue date
Sep 17, 2024
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Polycrystalline diamond compacts and methods of fabricating same
Patent number
12,084,920
Issue date
Sep 10, 2024
U.S. Synthetic Corporation
Greg Carlos Topham
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Attack inserts with differing surface finishes, assemblies, systems...
Patent number
12,076,837
Issue date
Sep 3, 2024
U.S. Synthetic Corporation
Grant Kyle Daniels
B24 - GRINDING POLISHING
Information
Patent Grant
Polycrystalline diamond cutting element having improved cutting eff...
Patent number
12,078,015
Issue date
Sep 3, 2024
Schlumberger Technology Corporation
Ronald K. Eyre
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole cutting tool having cutting element with nonplanar face to...
Patent number
12,078,016
Issue date
Sep 3, 2024
Schlumberger Technology Corporation
Manoj Mahajan
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
Cutting element and methods of making the same
Patent number
12,065,885
Issue date
Aug 20, 2024
ELEMENT SIX (UK) LIMITED
Maweja Kasonde
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Cutter geometry utilizing spherical cutouts
Patent number
12,049,788
Issue date
Jul 30, 2024
Baker Hughes Oilfield Operations LLC
Kegan L. Lovelace
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for laser cutting polycrystalline diamond structures
Patent number
12,042,906
Issue date
Jul 23, 2024
U.S. Synthetic Corporation
Mark P. Chapman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Shaped cutter arrangements
Patent number
12,031,383
Issue date
Jul 9, 2024
Halliburton Energy Services, Inc.
Zakaria Maouche
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
Cutting elements with reduced variable back rake angle
Patent number
12,011,773
Issue date
Jun 18, 2024
CNPC USA Corporation
Jiaqing Yu
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Drill bit
Patent number
12,000,213
Issue date
Jun 4, 2024
Sandvik Mining and Construction Tools AB
John Hammargren
E21 - EARTH DRILLING MINING
Information
Patent Grant
Ridge shaped element
Patent number
11,976,519
Issue date
May 7, 2024
Schlumberger Technology Corporation
Feng Yu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit inserts and drill bits including same
Patent number
11,965,382
Issue date
Apr 23, 2024
National-Oilwell Varco, L.P.
Reza Rahmani
E21 - EARTH DRILLING MINING
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 elements, earth-boring tools including the cutting elements...
Patent number
11,920,409
Issue date
Mar 5, 2024
Baker Hughes Oilfield Operations LLC
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutter with geometric cutting edges
Patent number
11,920,408
Issue date
Mar 5, 2024
Schlumberger Technology Corporation
Xiaoge Gan
E21 - EARTH DRILLING MINING
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
Polycrystalline diamond compact
Patent number
11,873,684
Issue date
Jan 16, 2024
SF DIAMOND CO., LTD.
Dongpeng Zhao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Polycrystalline diamond compacts, methods of fabricating the same,...
Patent number
11,865,672
Issue date
Jan 9, 2024
U.S. Synthetic Corporation
Daniel Call Mortensen
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Cutting elements with modified diamond surface
Patent number
11,840,891
Issue date
Dec 12, 2023
Schlumberger Technology Corporation
John Daniel Belnap
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DEVICES, SYSTEMS, AND METHODS OF A CUTTING ELEMENT IN A BIT
Publication number
20250020027
Publication date
Jan 16, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BITS AND OTHER DOWNHOLE DRILLING TOOLS WITH NON-CYLINDRICAL C...
Publication number
20240401413
Publication date
Dec 5, 2024
ULTERRA DRILLING TECHNOLOGIES, L.P.
William Henry Dubose
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD FOR LASER CUTTING POLYCRYSTALLINE DIAMOND STRUCTURES
Publication number
20240399540
Publication date
Dec 5, 2024
US Synthetic Corporation
Mark P. Chapman
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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
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
Drill Bit Cutter With Shaped Portion Matched To Kerf
Publication number
20240167342
Publication date
May 23, 2024
Halliburton Energy Services, Inc.
Chris Propes
E21 - EARTH DRILLING MINING
Information
Patent Application
Shaped Cutter With Peripheral Cutting Teeth And Tapered Open Region
Publication number
20240110447
Publication date
Apr 4, 2024
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
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
Shaped Cutter With Ridges And Multi-Tapered Cutting Face
Publication number
20240110446
Publication date
Apr 4, 2024
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
Cutting Elements with Ridged and Inclined Cutting Face
Publication number
20240093556
Publication date
Mar 21, 2024
CNPC USA CORPORATION
Jiaqing YU
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENTS, EARTH-BORING TOOLS INCLUDING THE CUTTING ELEMENTS...
Publication number
20240011357
Publication date
Jan 11, 2024
Baker Hughes Oilfield Operations LLC
Steven Craig Russell
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
PDC CUTTER WITH ENHANCED PERFORMANCE AND DURABILITY
Publication number
20230417109
Publication date
Dec 28, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Youhe Zhang
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
PRODUCING HYDRO-EFFLUX HAMMER USING CATALYST-FREE PDC CUTTERS
Publication number
20230201921
Publication date
Jun 29, 2023
Saudi Arabian Oil Company
Guodong Zhan
B22 - CASTING POWDER METALLURGY
Information
Patent Application
CUTTING ELEMENTS AND GEOMETRIES, EARTH-BORING TOOLS, AND RELATED ME...
Publication number
20230203892
Publication date
Jun 29, 2023
Baker Hughes Oilfield Operations LLC
Timothy C. Webb
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE CUTTING TOOL HAVING CUTTING ELEMENT WITH NONPLANAR FACE TO...
Publication number
20230193697
Publication date
Jun 22, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Manoj Mahajan
E21 - EARTH DRILLING MINING
Information
Patent Application
ATTACK INSERTS WITH DIFFERING SURFACE FINISHES, ASSEMBLIES, SYSTEMS...
Publication number
20230182266
Publication date
Jun 15, 2023
US Synthetic Corporation
Grant Kyle Daniels
B24 - GRINDING POLISHING
Information
Patent Application
RIDGE SHAPED ELEMENT
Publication number
20230151697
Publication date
May 18, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Feng Yu
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
CUTTER GEOMETRY UTILIZING SPHERICAL CUTOUTS
Publication number
20230064436
Publication date
Mar 2, 2023
Baker Hughes Oilfield Operations LLC
Kegan L. Lovelace
E21 - EARTH DRILLING MINING
Information
Patent Application
Fixed Cutter Drill Bit With Refined Shaped Cutter Placement
Publication number
20230028472
Publication date
Jan 26, 2023
Halliburton Energy Services, Inc.
William Brian Atkins
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT CUTTER ELEMENTS AND DRILL BITS INCLUDING SAME
Publication number
20220412170
Publication date
Dec 29, 2022
NATIONAL OILWELL DHT, L.P.
Konstantin E. MOROZOV
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT CUTTERS WITH STEPPED SURFACES
Publication number
20220403706
Publication date
Dec 22, 2022
David P. Miess
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTER WITH EDGE DURABILITY
Publication number
20220397006
Publication date
Dec 15, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTER WITH GEOMETRIC CUTTING EDGES
Publication number
20220381092
Publication date
Dec 1, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Xiaoge Gan
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING TIP AND DRILL BIT
Publication number
20220349261
Publication date
Nov 3, 2022
MITSUBISHI MATERIALS CORPORATION
Yuichiro TAKEUCHI
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENT WITH IMPROVED MECHANICAL EFFICIENCY
Publication number
20220316280
Publication date
Oct 6, 2022
Baker Hughes Oilfield Operations LLC
Michael L. Doster
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYCRYSTALLINE DIAMOND CUTTING ELEMENT HAVING IMPROVED CUTTING EFF...
Publication number
20220307325
Publication date
Sep 29, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Ronald K. Eyre
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