Patent Assignment
Reel/Frame 051352/0508
Assignment of Assignor's Interest
Recorded: 2019-12-23
Pages: 9
Assignor
WEATHERFORD CANADA PARTNERSHIP
Executed: 2016-11-01
Assignee
WEATHERFORD CANADA LTD.
2900 MANULIFE PLACE, 10180 - 101 STREET NW, EDMONTON, ALBERTA, T5J 3V5, CANADA
Covered Properties
(27)
Method and Apparatus for Treating Pressurized Drilling Fluid Returns from a Well
Patent:
6,413,297 →
Application:
09/626,857 →
Rotating Blowout Preventer with Independent Cooling Circuits and Thrust Bearing
Method of Dynamically Controlling Bottom Hole Circulation Pressure in a Wellbore
Method and Apparatus for Providing a Stream of Pressurized Substantially Inert Gas
Method and Device for the Measurement of the Drift of a Borehole
Method and Apparatus for Interconnected, Rolling Rig and Oilfield Building(S)
Reel to Reel Manufacturing Line
Method and Apparatus for Separating and Measuring Solids from Multi-Phase Well Fluids
Apparatus for Generating an Optical Interference Pattern
Rotating Blowout Preventer with Independent Cooling Circuits and Thrust Bearing
Method for Drilling with Improved Fluid Collection Pattern
Method and Apparatus for Inducing an Index of Refraction Change on a Substrate Sensitive to Electromagnetic Radiation
Method and Apparatus to Control the Rate of Flow of a Fluid Through a Conduit
Spectral Gamma Ray Logging-While-Drilling System
Logging Tool with Response Invariant to Changes in Borehole Pressure
Apparatus for Handling and Racking Pipes
Method of Dynamically Controlling Open Hole Pressure in a Wellbore Using Wellhead Pressure Control
Reel to Reel Manufacturing Line
Apparatus for Generating an Optical Interference Pattern
Self Contained Temperature Sensor for Borehole Systems
Borehole Apparatus and Methods for Simultaneous Multimode Excitation and Reception to Determine Elastic Wave Velocities, Elastic Modulii, Degree of Anisotropy and Elastic Symmetry Configurations
Method and Apparatus for Inducing an Index of Refraction Change on a Substrate Sensitive to Electromagnetic Radiation
Apparatus for Handling and Racking Pipes
Vertical Offline Stand Building and Manipulating System
Horizontal Offline Stand Building System
Apparatus for Handling and Racking Pipes
Transmitting Sensor Response Data and Power Through a Mud Motor
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Amalgamation-Dissolution-General Conveyance and Assumption Agreement
Jan 7, 2014
From: LXDATA INC.
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 031925/0639 →
Amalgamation-Dissolution-General Conveyance and Assumption Agreement
Jan 7, 2014
From: PD INTERNATIONAL SERVICES INC.
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 031925/0268 →
Amalgamation-Dissolution-General Conveyance and Assumption Agreement
Jan 10, 2014
From: LXDATA INC.
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 031969/0120 →
Amalgamation-Dissolution-General Conveyance and Assuption Agreement
Jan 13, 2014
From: LXDATA INC.
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 031997/0162 →
Security Interest
Dec 18, 2019
From: WEATHERFORD TECHNOLOGY HOLDINGS LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY INC.
To: WELLS FARGO BANK NATIONAL ASSOCIATION AS AGENT
Reel/Frame 051891/0089 →
Security Interest
Dec 26, 2019
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS, AS ADMINISTRATIVE AGENT
Reel/Frame 051419/0140 →
Security Interest
Aug 28, 2020
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 054288/0302 →
Release of Security Interest
Aug 28, 2020
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
Reel/Frame 053838/0323 →
Security Interest
Oct 1, 2021
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 057683/0706 →
Release of Security Interest
Oct 1, 2021
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
Reel/Frame 057683/0423 →
Patent Security Interest Assignment Agreement
Apr 26, 2023
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 063470/0629 →