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specially adapted for underwater installations
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CPC
E21B33/076
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B33/00
Sealing or packing boreholes or wells
Current Industry
E21B33/076
specially adapted for underwater installations
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Patents Grants
last 30 patents
Information
Patent Grant
Lightweight flow module
Patent number
12,168,908
Issue date
Dec 17, 2024
FMC Technologies, Inc.
Paul L. Riley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods using a compact powered subsea winch
Patent number
12,129,721
Issue date
Oct 29, 2024
Schlumberger Technology Corporation
Alan Dyble
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bend limiter with monitoring device
Patent number
12,117,107
Issue date
Oct 15, 2024
TRENDSETTER VULCAN OFFSHORE, INC.
James V. Maher
E21 - EARTH DRILLING MINING
Information
Patent Grant
Subsea grease injection system
Patent number
12,091,929
Issue date
Sep 17, 2024
Brent Cox
E21 - EARTH DRILLING MINING
Information
Patent Grant
Riserless subsea coiled tubing intervention automation
Patent number
12,044,083
Issue date
Jul 23, 2024
Halliburton Energy Services, Inc.
Philippe Quero
E21 - EARTH DRILLING MINING
Information
Patent Grant
Delivering fluid to a subsea wellhead
Patent number
12,018,540
Issue date
Jun 25, 2024
ConocoPhillips Company
Leif Kvarme
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic control line filters for subsea high-pressure application
Patent number
11,988,061
Issue date
May 21, 2024
Oceaneering International, Inc.
Parteek Kapoor
E21 - EARTH DRILLING MINING
Information
Patent Grant
Double-layer coiled tubing double-gradient drilling system
Patent number
11,773,653
Issue date
Oct 3, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Guorong Wang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multipurpose latch for jack-up rig
Patent number
11,753,895
Issue date
Sep 12, 2023
ADS SERVICES, LLC
Charles Orbell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotating and reciprocating swivel apparatus and method
Patent number
11,719,067
Issue date
Aug 8, 2023
Mako Rentals, Inc.
Kip M. Robichaux
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lightweight flow module
Patent number
11,702,899
Issue date
Jul 18, 2023
FMC Technologies, Inc.
Paul L. Riley
E21 - EARTH DRILLING MINING
Information
Patent Grant
MPD-capable flow spools
Patent number
11,668,145
Issue date
Jun 6, 2023
Grant Prideco, Inc.
Justin Fraczek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotating and reciprocating swivel apparatus and method
Patent number
11,668,139
Issue date
Jun 6, 2023
Mako Rentals, Inc.
Kip M. Robichaux
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of inserting a device in a subsea oil well, method of removi...
Patent number
11,668,156
Issue date
Jun 6, 2023
Petroleo Brasileiro S.A. Petrobras
Lincoln Homero Thome Ferreira
E21 - EARTH DRILLING MINING
Information
Patent Grant
Diverting pigs in a pipeline or piping system
Patent number
11,624,470
Issue date
Apr 11, 2023
Subsea 7 Norway AS
Oivind Stangeland
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of inserting a device in a subsea oil well, method of removi...
Patent number
11,603,732
Issue date
Mar 14, 2023
Petroleo Brasileiro S.A. Petrobras
Lincoln Homero Thome Ferreira
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for conveying a tool into and/or from a well i...
Patent number
11,519,238
Issue date
Dec 6, 2022
Baker Hughes Energy Technology UK Limited
Christopher Olivant
E21 - EARTH DRILLING MINING
Information
Patent Grant
Delivering fluid to a subsea wellhead
Patent number
11,512,550
Issue date
Nov 29, 2022
ConocoPhillips Company
Leif Kvarme
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modular control systems with umbilical deployment
Patent number
11,499,389
Issue date
Nov 15, 2022
FMC Technologies, Inc.
James Cook
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well operations using flexible elongate members
Patent number
11,486,203
Issue date
Nov 1, 2022
TIOS AS
Bernt Gramstad
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow control module
Patent number
11,486,217
Issue date
Nov 1, 2022
FMC Technologies, Inc.
Paul L. Riley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Open water coiled tubing sealing device
Patent number
11,448,030
Issue date
Sep 20, 2022
Oceaneering International, Inc.
Robert L. Ewen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Auxiliary device for lowering a tool into a well
Patent number
11,408,238
Issue date
Aug 9, 2022
Petroleo Brasileiro S.A. Petrobras
Jose Soares de Miranda Junior
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for oil and gas operations
Patent number
11,391,110
Issue date
Jul 19, 2022
Enpro Subsea Limited
Ian Donald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotating and reciprocating swivel apparatus and method
Patent number
11,299,952
Issue date
Apr 12, 2022
Mako Rentals, Inc.
Kip M. Robichaux
E21 - EARTH DRILLING MINING
Information
Patent Grant
Autonomous systems and methods for wellbore intervention
Patent number
11,293,266
Issue date
Apr 5, 2022
Expro North Sea Limited
David Sydney Bowman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus, systems and methods for oil and gas operations
Patent number
11,293,251
Issue date
Apr 5, 2022
Enpro Subsea Limited
Ian Donald
E21 - EARTH DRILLING MINING
Information
Patent Grant
Subsea autonomous chemical injection system
Patent number
11,261,689
Issue date
Mar 1, 2022
Halliburton Energy Services, Inc.
Alan Cameron Clunie
E21 - EARTH DRILLING MINING
Information
Patent Grant
Plug retrieval and installation mechanism
Patent number
11,255,145
Issue date
Feb 22, 2022
FMC Technologies, Inc.
Simen Christian Florus Rønne
E21 - EARTH DRILLING MINING
Information
Patent Grant
Injecting fluid into a hydrocarbon production line or processing sy...
Patent number
11,248,433
Issue date
Feb 15, 2022
Subsea 7 Norway AS
Rasmus Asp Juhlin
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL FEEDTHROUGH SYSTEM CAP
Publication number
20240401474
Publication date
Dec 5, 2024
Onesubsea IP UK Limited
Ian MASON
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS USING A COMPACT POWERED SUBSEA WINCH
Publication number
20240352812
Publication date
Oct 24, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Alan DYBLE
E21 - EARTH DRILLING MINING
Information
Patent Application
DELIVERING FLUID TO A SUBSEA WELLHEAD
Publication number
20240309722
Publication date
Sep 19, 2024
ConocoPhillips Company
Leif KVARME
E21 - EARTH DRILLING MINING
Information
Patent Application
MODULAR CONTROL SYSTEMS WITH UMBILICAL DEPLOYMENT
Publication number
20240229592
Publication date
Jul 11, 2024
FMC Technologies, Inc.
James Cook
E21 - EARTH DRILLING MINING
Information
Patent Application
SUBSEA GREASE INJECTION SYSTEM
Publication number
20240093565
Publication date
Mar 21, 2024
TRENDSETTER ENGINEERING, INC.
Brent COX
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
Publication number
20240044221
Publication date
Feb 8, 2024
Mako Rentals, Inc.
Kip M. Robichaux
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
Publication number
20230366275
Publication date
Nov 16, 2023
Mako Rentals, Inc.
Kip M. Robichaux
E21 - EARTH DRILLING MINING
Information
Patent Application
BEND LIMITER WITH MONITORING DEVICE
Publication number
20230296191
Publication date
Sep 21, 2023
TRENDSETTER VULCAN OFFSHORE, INC.
James V. Maher
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus for Accessing Subsea Production Flow Systems
Publication number
20230279748
Publication date
Sep 7, 2023
ENPRO SUBSEA LIMITED
Ian Donald
E21 - EARTH DRILLING MINING
Information
Patent Application
Hydraulic control line filters for subsea high-pressure application
Publication number
20230265730
Publication date
Aug 24, 2023
OCEANEERING INTERNATIONAL, INC.
Parteek KAPOOR
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS, SYSTEMS AND METHODS FOR OIL AND GAS OPERATIONS
Publication number
20230184063
Publication date
Jun 15, 2023
Ian Donald
E21 - EARTH DRILLING MINING
Information
Patent Application
DELIVERING FLUID TO A SUBSEA WELLHEAD
Publication number
20230078342
Publication date
Mar 16, 2023
ConocoPhillips Company
Leif KVARME
E21 - EARTH DRILLING MINING
Information
Patent Application
DOUBLE-LAYER COILED TUBING DOUBLE-GRADIENT DRILLING SYSTEM
Publication number
20230085283
Publication date
Mar 16, 2023
SOUTHWEST PETROLEUM UNIVERSITY
Guorong WANG
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
Publication number
20220341278
Publication date
Oct 27, 2022
Mako Rentals, Inc.
Kip M. Robichaux
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTIPURPOSE LATCH FOR JACK-UP RIG
Publication number
20220341276
Publication date
Oct 27, 2022
ADS Services, LLC
Charles Orbell
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
Publication number
20220195811
Publication date
Jun 23, 2022
Mako Rentals, Inc.
Kip M. Robichaux
E21 - EARTH DRILLING MINING
Information
Patent Application
MPD-CAPABLE FLOW SPOOLS
Publication number
20220136345
Publication date
May 5, 2022
AMERIFORGE GROUP INC.
Justin Fraczek
E21 - EARTH DRILLING MINING
Information
Patent Application
SUBSEA AUTONOMOUS CHEMICAL INJECTION SYSTEM
Publication number
20220010647
Publication date
Jan 13, 2022
Halliburton Energy Services, Inc.
Alan Cameron Clunie
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS, SYSTEMS AND METHOD FOR OIL AND GAS OPERATIONS
Publication number
20220003065
Publication date
Jan 6, 2022
ENPRO SUBSEA LIMITED
Ian DONALD
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR USE WITH A SUBSEA WELL
Publication number
20210396129
Publication date
Dec 23, 2021
Intelligent Wellhead Systems Inc.
Bradley Robert Martin
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF INSERTING A DEVICE IN A SUBSEA OIL WELL, METHOD OF REMOVI...
Publication number
20210238948
Publication date
Aug 5, 2021
Petroleo Brasileiro S.A. - PETROBRAS
Lincoln HOMERO THOME FERREIRA
E21 - EARTH DRILLING MINING
Information
Patent Application
DELIVERING FLUID TO A SUBSEA WELLHEAD
Publication number
20210189827
Publication date
Jun 24, 2021
ConocoPhillips Company
Leif KVARME
E21 - EARTH DRILLING MINING
Information
Patent Application
BALL VALVE CAPPING STACK
Publication number
20210148192
Publication date
May 20, 2021
Halliburton Energy Services, Inc.
Guy R. Fox
E21 - EARTH DRILLING MINING
Information
Patent Application
SUBSEA ASSIST SNUBBING JACK
Publication number
20210140261
Publication date
May 13, 2021
OCEANEERING INTERNATIONAL, INC.
John R. Cook
E21 - EARTH DRILLING MINING
Information
Patent Application
Injecting Fluid into a Hydrocarbon Production Line or Processing Sy...
Publication number
20210087901
Publication date
Mar 25, 2021
Subsea 7 Norway AS
Rasmus Asp Juhlin
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus, Systems and Methods for Oil and Gas Operations
Publication number
20210054713
Publication date
Feb 25, 2021
ENPRO SUBSEA LIMITED
Ian DONALD
E21 - EARTH DRILLING MINING
Information
Patent Application
IMPROVEMENTS RELATING TO WELL OPERATIONS USING FLEXIBLE ELONGATE ME...
Publication number
20210032937
Publication date
Feb 4, 2021
TIOS AS
Bernt Gramstad
E21 - EARTH DRILLING MINING
Information
Patent Application
AUXILIARY DEVICE FOR LOWERING A TOOL INTO A WELL
Publication number
20210025254
Publication date
Jan 28, 2021
Petroleo Brasileiro S.A. - PETROBRAS
Jose Soares de MIRANDA JUNIOR
E21 - EARTH DRILLING MINING
Information
Patent Application
Apparatus for Accessing Subsea Production Flow Systems
Publication number
20200408072
Publication date
Dec 31, 2020
ENPRO SUBSEA LIMITED
Ian DONALD
E21 - EARTH DRILLING MINING
Information
Patent Application
Open Water Coiled Tubing Sealing Device
Publication number
20200362657
Publication date
Nov 19, 2020
OCEANEERING INTERNATIONAL, INC.
Robert L. Ewen
E21 - EARTH DRILLING MINING