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Gun or shaped charge perforators
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CPC
E21B43/116
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B43/00
Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
Current Industry
E21B43/116
Gun or shaped charge perforators
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Patents Grants
last 30 patents
Information
Patent Grant
Integrated perforating gun and setting tool system and method
Patent number
12,215,578
Issue date
Feb 4, 2025
Geodynamics, Inc.
Robert E. Davis
E21 - EARTH DRILLING MINING
Information
Patent Grant
Roller sub for reducing torque on a tool string
Patent number
12,196,046
Issue date
Jan 14, 2025
XConnect, LLC
Shelby L. Sullivan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tool
Patent number
12,188,318
Issue date
Jan 7, 2025
SPEX GROUP HOLDINGS LIMITED
Martin Derrick Innes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for stimulating hydrocarbon-bearing formations
Patent number
12,180,423
Issue date
Dec 31, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method relating to well abandonment
Patent number
12,163,398
Issue date
Dec 10, 2024
ARDYNE HOLDINGS LIMITED
Alan Fairweather
E21 - EARTH DRILLING MINING
Information
Patent Grant
Perforating fluid shock dampener
Patent number
12,158,060
Issue date
Dec 3, 2024
Halliburton Energy Services, Inc.
Brenden Grove
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for spotting acid in a wellbore
Patent number
12,152,195
Issue date
Nov 26, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Perforation and fracture tool, system and method
Patent number
12,134,957
Issue date
Nov 5, 2024
Baker Hughes Oilfield Operations LLC
Eugene Stolboushkin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Self-arming perforating system and method
Patent number
12,123,286
Issue date
Oct 22, 2024
Hunting Titan, Inc.
Adam Dyess
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method to identify perforation locations for fracturing deep and ti...
Patent number
12,104,476
Issue date
Oct 1, 2024
Saudi Arabian Oil Company
Kaiming Xia
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cluster gun system
Patent number
12,104,468
Issue date
Oct 1, 2024
Hunting Titan, Inc.
Christopher Brian Sokolove
E21 - EARTH DRILLING MINING
Information
Patent Grant
Oriented-perforation tool
Patent number
12,098,623
Issue date
Sep 24, 2024
Schlumberger Technology Corporation
Erick Lowe
E21 - EARTH DRILLING MINING
Information
Patent Grant
System for designing perforating gun capable of reducing energy con...
Patent number
12,056,422
Issue date
Aug 6, 2024
DEPARTMENT OF NATIONAL DEVELOPMENT AND REFORM COMMISSION AND REGIONAL ECONOMICS
Cheng Cheng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Perforating gun
Patent number
12,049,791
Issue date
Jul 30, 2024
OSO PERFORATING, LLC
Varun Garg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for stimulating a hydrocarbon-bearing formation by perforat...
Patent number
12,018,210
Issue date
Jun 25, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Dissolvable expendable guns for plug-and-perf applications
Patent number
12,012,835
Issue date
Jun 18, 2024
Halliburton Energy Services, Inc.
Michael Linley Fripp
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic integrity analysis
Patent number
12,006,819
Issue date
Jun 11, 2024
ConocoPhillips Company
David D. Cramer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modular perforating gun systems and methods
Patent number
11,988,078
Issue date
May 21, 2024
G&H DIVERSIFIED MANUFACTURING LP
Benjamin Vascal Knight
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus to automate pump-down operation
Patent number
11,989,012
Issue date
May 21, 2024
Halliburton Energy Services, Inc.
Atchyuta Ramayya Venna
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shaped charge retainer system
Patent number
RE49910
Issue date
Apr 9, 2024
Hunting Titan, Inc.
William Richard Collins
Information
Patent Grant
Systems and methods for marker inclusion in a wellbore
Patent number
11,905,823
Issue date
Feb 20, 2024
DynaEnergetics Europe GmbH
Andreas Robert Zemla
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for stimulating hydrocarbon-bearing formations
Patent number
11,898,098
Issue date
Feb 13, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Multi-stage perforation and shock wave combined device and method f...
Patent number
11,840,914
Issue date
Dec 12, 2023
INSTITUTE OF GEOLOGY AND GEOPHYSICS, CHINESE ACADEMY OF SCIENCES
Tianqiao Mao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Devices for a perforating gun
Patent number
11,828,143
Issue date
Nov 28, 2023
STEEL DOG INDUSTRIES INC.
Jason R. Koon
F42 - AMMUNITION BLASTING
Information
Patent Grant
Device for testing strength and sealing performance of cement sheat...
Patent number
11,828,733
Issue date
Nov 28, 2023
Duo Hou
E21 - EARTH DRILLING MINING
Information
Patent Grant
Perforating torch apparatus and method
Patent number
11,821,291
Issue date
Nov 21, 2023
Robertson Intellectual Properties, LLC
Michael C. Robertson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for downhole object location and orientation dete...
Patent number
11,796,703
Issue date
Oct 24, 2023
Silixa Ltd.
Craig Milne
E21 - EARTH DRILLING MINING
Information
Patent Grant
Use of sulfonic acids in downhole methods
Patent number
11,795,379
Issue date
Oct 24, 2023
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Cased perforation tools
Patent number
11,795,789
Issue date
Oct 24, 2023
Saudi Arabian Oil Company
Sameeh Issa Batarseh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Perforation cluster layout design and its relative orientation in t...
Patent number
11,761,311
Issue date
Sep 19, 2023
Saudi Arabian Oil Company
Kaiming Xia
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
SHOCK-WAVE GENERATION FOR WIRELINE
Publication number
20250059858
Publication date
Feb 20, 2025
Saudi Arabian Oil Company
Mustafa Karakaya
E21 - EARTH DRILLING MINING
Information
Patent Application
NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20250011643
Publication date
Jan 9, 2025
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20250011644
Publication date
Jan 9, 2025
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
BALLISTICALLY ACTUATED WELLBORE TOOL
Publication number
20240418047
Publication date
Dec 19, 2024
DynaEnergetics Europe GmbH
Christian Eitschberger
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND DEVICES FOR ORIENTING PERFORATED GUNS
Publication number
20240410259
Publication date
Dec 12, 2024
Steel Dog Industries Inc.
JASON R KOON
E21 - EARTH DRILLING MINING
Information
Patent Application
THREADED TANDEM FOR WELLBORE OPERATIONS
Publication number
20240392632
Publication date
Nov 28, 2024
Harrison Jet Guns II, L.P.
James F. Shelton
E21 - EARTH DRILLING MINING
Information
Patent Application
Self-Arming Perforating System and Method
Publication number
20240392661
Publication date
Nov 28, 2024
Hunting Titan, Inc.
Adam Dyess
E21 - EARTH DRILLING MINING
Information
Patent Application
PERFORATING GUN
Publication number
20240384607
Publication date
Nov 21, 2024
Oso Perforating, LLC
Varun Garg
E21 - EARTH DRILLING MINING
Information
Patent Application
TANDEM SEAL ADAPTER FOR PERFORATING GUNS
Publication number
20240368948
Publication date
Nov 7, 2024
DynaEnergetics Europe GmbH
Christian Eitschberger
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD TO IDENTIFY PERFORATION LOCATIONS FOR FRACTURING DEEP AND TI...
Publication number
20240352840
Publication date
Oct 24, 2024
Saudi Arabian Oil Company
Kaiming Xia
E21 - EARTH DRILLING MINING
Information
Patent Application
Tandem Sub For A Perforating Gun Assembly
Publication number
20240352832
Publication date
Oct 24, 2024
XConnect, LLC
Shelby L. Sullivan
E21 - EARTH DRILLING MINING
Information
Patent Application
ACTIVE ENERGY-ABSORBING SHOCK ABSORBER FOR PERFORATION COMBINED WEL...
Publication number
20240328288
Publication date
Oct 3, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Liangliang DING
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE PERFORATION TOOL
Publication number
20240301772
Publication date
Sep 12, 2024
Saudi Arabian Oil Company
Ali Al-Mashhad
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods for Stimulating a Hydrocarbon-bearing Formation by Perforat...
Publication number
20240301277
Publication date
Sep 12, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
WELLBORE GUN BUILDER WITH GUN CHUCKS AND METHOD OF USING SAME
Publication number
20240300059
Publication date
Sep 12, 2024
GR Energy Services Management, LP
Cameron Michael Bryant
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PERFORATING AND ACIDIZING A WELL
Publication number
20240295168
Publication date
Sep 5, 2024
OVINTIV CANADA ULC
ASHLEY CAMERON KALENCHUK
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDRAULIC INTEGRITY ANALYSIS
Publication number
20240287899
Publication date
Aug 29, 2024
ConocoPhillips Company
David D. CRAMER
E21 - EARTH DRILLING MINING
Information
Patent Application
Perforating Gun
Publication number
20240287879
Publication date
Aug 29, 2024
Halliburton Energy Services, Inc.
Courtney Ann Thain Roberts
E21 - EARTH DRILLING MINING
Information
Patent Application
Perforating Gun with Timed Self-Sealing Threads
Publication number
20240287877
Publication date
Aug 29, 2024
Hunting Titan, Inc.
Richard Bradley
E21 - EARTH DRILLING MINING
Information
Patent Application
Method and Apparatus to Automate Pump-Down Operation
Publication number
20240280978
Publication date
Aug 22, 2024
Halliburton Energy Services, Inc.
Atchyuta Ramayya Venna
E21 - EARTH DRILLING MINING
Information
Patent Application
MODULAR PERFORATING GUN SYSTEMS AND METHODS
Publication number
20240280004
Publication date
Aug 22, 2024
G&H DIVERSIFIED MANUFACTURING LP
Benjamin Vascal Knight
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20240279533
Publication date
Aug 22, 2024
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
NOVEL DOWNHOLE METHODS AND COMPOSITIONS USED IN SUCH
Publication number
20240254383
Publication date
Aug 1, 2024
Dorf Ketal Chemicals FZE
Tom McLoughlin
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
DOWNHOLE TOOL WITH MULTI-CONTACT COMPONENT CONNECTOR AND METHOD OF...
Publication number
20240229565
Publication date
Jul 11, 2024
GR Energy Services Management, LP
Cameron Michael Bryant
E21 - EARTH DRILLING MINING
Information
Patent Application
Roller Sub For Reducing Torque On A Tool String
Publication number
20240229569
Publication date
Jul 11, 2024
XConnect, LLC
Shelby L. Sullivan
E21 - EARTH DRILLING MINING
Information
Patent Application
DETONATION MODULE
Publication number
20240229617
Publication date
Jul 11, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Indranil Ghosh
F42 - AMMUNITION BLASTING
Information
Patent Application
SYSTEM AND METHOD FOR DEDUPLICATING PERFORATING-GUN INITIATOR-CIRCU...
Publication number
20240229620
Publication date
Jul 11, 2024
Probe Technology Services, Inc.
Roger Archibald
F42 - AMMUNITION BLASTING
Information
Patent Application
PERFORATION AND FRACTURE TOOL, SYSTEM AND METHOD
Publication number
20240229616
Publication date
Jul 11, 2024
Baker Hughes Oilfield Operations LLC
Eugene Stolboushkin
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND SYSTEMS FOR FRACING
Publication number
20240218763
Publication date
Jul 4, 2024
GreenWell Engineering LLC
Chris Reed
E21 - EARTH DRILLING MINING
Information
Patent Application
Methods for Stimulating a Hydrocarbon-bearing Formation by Perforat...
Publication number
20240191128
Publication date
Jun 13, 2024
Dorf Ketal Chemicals FZE
Clay Purdy
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...