Patent Assignment
Reel/Frame 021050/0491
Assignment of Assignor's Interest
Recorded: 2008-06-05
Pages: 14
Assignor
HYDRIL LLC
Executed: 2008-04-01
Assignee
HYDRIL USA MANUFACTURING LLC
3300 NORTH SAM HOUSTON PARKWAY EAST, HOUSTON, TEXAS, 77032
Covered Properties
(91)
Rubber and Fluorocarbon Micropowder Composition
Patent:
5,100,950 →
Application:
07/262,251 →
Marine Riser
Patent:
4,909,327 →
Application:
07/301,636 →
Flow Diverter
Patent:
4,971,148 →
Application:
07/303,905 →
Subsea Wellhead Apparatus
Patent:
5,042,530 →
Application:
07/567,104 →
Ram Type Blowout Preventer Having Improved Ram Front Packings
Patent:
5,180,137 →
Application:
07/770,181 →
Ram Type Blowout Preventer Having Improved Ram Front Packing
Patent:
5,125,620 →
Application:
07/770,222 →
Ram Type Blowout Preventer
Patent:
5,255,890 →
Application:
08/017,314 →
Subsea Blowout Preventer Modular Control Pod
Patent:
5,398,761 →
Application:
08/056,716 →
Carbon Black System and Improved Rubber Stock
Patent:
5,294,253 →
Application:
08/056,821 →
Safety Sub for Retaining Drilling Fluids
Patent:
5,339,864 →
Application:
08/094,513 →
Position Instrumented Blowout Preventer
Patent:
5,320,325 →
Application:
08/100,729 →
High Pressure Packer for a Drop-in Check Valve
Patent:
5,343,946 →
Application:
08/104,332 →
Rubber Riveting of Molded Parts
Patent:
5,405,467 →
Application:
08/104,371 →
Carbon Black Pair with Different Particle Size and Improved Rubber Stock
Patent:
5,430,087 →
Application:
08/116,125 →
Actuator for a Drill String Internal Blowout Preventer
Patent:
5,507,467 →
Application:
08/116,456 →
Safety Sub with Asymmetrical Wall Elastomeric Closure for Retaining Drilling Fluids
Patent:
5,364,064 →
Application:
08/213,623 →
Variable Diameter Pipe Protector
Patent:
5,465,759 →
Application:
08/215,903 →
Free Flow Low Energy Pipe Protector
Patent:
5,542,454 →
Application:
08/224,753 →
Hose-To Wireline Connector
Patent:
5,542,776 →
Application:
08/259,956 →
Position Instrumented Blowout Preventer
Patent:
5,407,172 →
Application:
08/303,595 →
Blowout Preventer Ram for Coil Tubing
Patent:
5,575,451 →
Application:
08/434,042 →
Ram Type Blowout Preventer
Patent:
37,538 →
Application:
08/548,201 →
Deep Water Riser Assembly
Patent:
5,676,209 →
Application:
08/559,638 →
Low Profile and Lightweight High Pressure Blowout Preventer
Patent:
5,655,745 →
Application:
08/598,811 →
Low Profile and Lightweight High Pressure Blowout Preventer
Patent:
5,642,872 →
Application:
08/598,812 →
Low Profile and Lightweight High Pressure Blowout Preventer
Patent:
5,638,855 →
Application:
08/599,177 →
Low Profile and Lightweight High Pressure Blowout Preventer
Patent:
5,647,572 →
Application:
08/599,245 →
Low Profile and Lightweight High Pressure Blowout Preventer
Patent:
5,645,098 →
Application:
08/599,246 →
Fibrous Seal for Blowout Preventer
Patent:
5,713,581 →
Application:
08/604,264 →
Rubber Riveting of Molded Parts
Patent:
5,906,375 →
Application:
08/617,674 →
Rotating Blowout Preventer
Patent:
5,848,643 →
Application:
08/770,719 →
Blowout Preventer Packing Element with Metallic Inserts
Patent:
5,851,013 →
Application:
08/887,884 →
Pulsation Dampener Diaphragm
Patent:
5,868,168 →
Application:
08/905,850 →
Blowout Preventer Control System
Patent:
6,032,742 →
Application:
08/987,684 →
Bi-Directional Rotary Output Actuator
Patent:
6,302,128 →
Application:
09/027,394 →
Pressure Balanced Choke and Kill Line Connector
Patent:
6,089,321 →
Application:
09/039,984 →
Bi-Directional Pressure-Energized Metal Seal
Patent:
6,032,958 →
Application:
09/052,310 →
Pressure Vessel Clamp Connector
Patent:
6,003,548 →
Application:
09/121,752 →
Shear Ram for Ram-Type Blowout Preventer
Patent:
6,173,770 →
Application:
09/196,875 →
Offshore Drilling System
Patent:
6,325,159 →
Application:
09/276,404 →
Rotating Subsea Diverter
Patent:
6,230,824 →
Application:
09/276,405 →
Subsea Mud Pump with Reduced Pulsation
Patent:
6,102,673 →
Application:
09/276,406 →
Packer insert for sealing on multiple items in the wellbore
Patent:
6,352,120 →
Application:
09/496,867 →
Retrievable downhole adjustable choke
Patent:
6,338,385 →
Application:
09/548,807 →
Conduit Section Having Threaded Section Connectors and External Conduits Attached Thereto
Patent:
6,419,277 →
Application:
09/698,519 →
Rotational Mounts for Blowout Preventer Bonnets
Quick Release Blowout Preventer Bonnet
Subsea Mud Pump and Control System
Mounts for Blowout Preventer Bonnets
Subsea Mud Pump and Control System
Quick Release Blowout Preventer Bonnet
Removable Seal Carrier for Blowout Preventer Bonnet Assembly
Compact Mid-Grip Fastener
Remote Operated Actuator System for Drill String Internal Blowout Preventer
Ram Bop Shear Device
Pressure Driven Pumping System
Pressure Driven Pumping System
Bop Conversion Apparatus
Rod lock for ram blowout preventers
Application:
11/147,887 →
Publication:
US 2006/0278406
Packer Insert for Sealing on Multiple Items Used in a Wellbore
Double-Stop Floating Ball Valve
Method for heat treating thick-walled forgings
Application:
11/239,035 →
Publication:
US 2007/0068607
Wedge Thread with Sealing Metal
Mounts for Blowout Preventer Bonnets
Mounts for Blowout Preventer Bonnets
Rotating Fluid Union
Integrated mixing pump
Application:
11/450,615 →
Publication:
US 2007/0286745
Mounts for Blowout Preventer Bonnets
Pressure energized radial seal
Reinforcement of Irregular Pressure Vessels
Mux Bop Database Mirroring
Pressure-Actuated Seals for Rotating Members
Heat Treatment Method of Inlaid Pressure Vessels
Application:
11/555,984 →
Publication:
US 2008/0105340
Dual-Direction Ram-Type Blowout Preventer Seal
Heat Treatment of Inlaid Pressure Vessels
Application:
11/626,148 →
Publication:
US 2008/0105341
Ram Bop Position Sensor
Imputing Strength Gradient in Pressure Vessels
High Pressure-Rated Ram Blowout Preventer and Method of Manufacture
Application:
11/680,982 →
Publication:
US 2008/0078081
Hydraulic Rams
Application:
11/718,705 →
Publication:
US 2009/0127482
Ram Bop Shear Device
Seal for Blowout Preventer with Selective Debonding
Application:
11/829,697 →
Publication:
US 2008/0023917
Annular Bop Packing Unit
Method of Designing Blowout Preventer Seal Using Finite Element Analysis
Application:
11/829,752 →
Publication:
US 2008/0027693
Revised Cure Cycle for Annular Packing Units
Mounts for Blowout Preventer Bonnets and Methods of Use
Cladding for Fatigue Control
Application:
11/962,661 →
Publication:
US 2009/0158591
Ram Bop Position Sensor
Annular Bop Packing Unit
Application:
60/820,723 →
Method of designing annular blowout preventer seal using finite element analysis
Application:
60/847,760 →
Revised Cure Cycle for Annular Packing Units
Application:
60/912,809 →
Pressure Relief Valve and Method for Subsea Components
Application:
60/915,170 →
Related Assignments
(10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 23, 2003
From: HYDRIL COMPANY
To: HYDRIL COMPANY LP
Reel/Frame 014499/0197 →
Assignment of Assignor's Interest
Dec 2, 2003
From: HYDRIL COMPANY
To: HYDRIL COMPANY LP
Reel/Frame 014763/0830 →
Release of Lien
Jun 16, 2004
From: CHASE BANK OF TEXAS, NATIONAL ASSOCIATION
To: HYDRIL COMPANY
Reel/Frame 014734/0860 →
Merger
Mar 28, 2008
From: HYDRIL COMPANY LP
To: HYDRIL GENERAL LLC
Reel/Frame 020710/0717 →
Merger
Mar 28, 2008
From: HYDRIL COMPANY LP
To: HYDRIL GENERAL LLC
Reel/Frame 020718/0733 →
Change of Name
Mar 28, 2008
From: HDRYIL GENERAL LLC
To: HYDRIL LLC
Reel/Frame 020710/0950 →
Change of Name
Mar 28, 2008
From: HYDRIL GENERAL LLC
To: HYDRIL LLC
Reel/Frame 020718/0758 →
Change of Name
May 7, 2008
From: HYDRIL GENERAL LLC
To: HYDRIL LLC
Reel/Frame 020913/0541 →
Merger
May 7, 2008
From: HYDRIL COMPANY LP
To: HYDRIL GENERAL LLC
Reel/Frame 020913/0599 →
Assignment of Assignor's Interest
Sep 30, 2025
From: BERGMAN, WENDY R.
To: SYNGENTA CROP PROTECTION AG
Reel/Frame 072414/0807 →