Patent Assignment
Reel/Frame 017507/0031
Assignment of Assignor's Interest
Recorded: 2006-04-21
Pages: 19
Assignor
PRECISION ENERGY SERVICES LTD.
Executed: 2006-03-31
Assignee
PRECISION ENERGY SERVICES ULC
1917 A.-84 AVE., EDMONTON, T6P1K1, CANADA
Covered Properties
(18)
Method and Apparatus for the Determination of Formation Fluid Flow Rates and Reservoir Deliverability
Patent:
5,337,821 →
Application:
08/014,132 →
Self-Adjusting Centralizer
Patent:
5,348,091 →
Application:
08/107,092 →
Horizontal Separator for Treating Under-Balance Drilling Fluid
Patent:
5,415,776 →
Application:
08/236,443 →
Method and System for Skin Effect Correction in a Multiple Transmit Frequency Induction Logging System
Patent:
5,698,982 →
Application:
08/617,418 →
Formation Density Measurement Utilizing Pulsed Neutrons
Patent:
5,900,627 →
Application:
08/878,545 →
Pulser
Patent:
6,002,643 →
Application:
08/917,624 →
Data Aquisition and Reduction Method for Multi-Component Flow
Patent:
6,028,307 →
Application:
08/939,247 →
Method and Apparatus for Acoustic Logging of Fluid Density and Wet Cement Plugs in Boreholes
Patent:
6,050,141 →
Application:
09/141,796 →
Method and Apparatus for Acoustic Logging of Fluid Density and Wet Cement Plugs in Boreholes
Patent:
6,189,383 →
Application:
09/329,215 →
Method and Apparatus for Acoustic Logging of Fluid Density and Wet Cement Plugs in Boreholes
Patent:
6,538,958 →
Application:
09/443,409 →
Apparatus and Method for Directional Drilling with Coiled Tubing
Method and Device for the Measurement of the Drift of a Borehole
Gamma Ray Spectroscopy Logging-While-Drilling System
Method for the Circulation of Gas When Drilling or Working a Well
Mud pulser
Application:
11/192,782 →
Publication:
US 2007/0023718
Method and Apparatus for Transmitting Sensor Response Data and Power Through a Mud Motor
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
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 14, 2001
From: COMEAU, LAURIER E.; GILLIS, IAN G.; KNULL, CRAIG J.
To: COMPUTALOG LTD.
Reel/Frame 012087/0774 →
Assignment of Assignor's Interest
Aug 27, 2001
From: AQRIT INDUSTRIES LTD.
To: PRECISION DRILLING CORPORATION
Reel/Frame 012124/0371 →
Assignment of Assignor's Interest
Dec 12, 2001
From: PRECISION DRILLING CORPORATION
To: COMPUTALOG LTD.
Reel/Frame 012365/0043 →
Assignment of Assignor's Interest
Mar 31, 2005
From: STEINER, ADRIAN; MCALARY, RICHARD ALLAN; KRILL, ROSS MICHAEL
To: PRECISION DRILLING TECHNOLOGY SERVICES GROUP INC.
Reel/Frame 016411/0595 →
Assignment of Assignor's Interest
Apr 12, 2005
From: COMPUTALOG RESEARCH, INC.
To: COMPUTALOG USA, INC.
Reel/Frame 016446/0373 →
Change of Name
Jun 30, 2005
From: PRECISION DRILLING TECHNOLOGY SERVICES GROUP INC.
To: PRECISION ENERGY SERVICES LTD.
Reel/Frame 016735/0393 →
Change of Name
Jul 1, 2005
From: COMPUTALOG LTD.
To: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
Reel/Frame 017275/0188 →
Assignment of Assignor's Interest
Jul 26, 2005
From: PRECISION DRILLING TECHNOLOGY SERVICES GROUP INC.
To: PRECISION ENERGY SERVICES LTD.
Reel/Frame 016309/0227 →
Assignment of Assignor's Interest
Jul 29, 2005
From: MENCONI, JOHN ROBERT
To: PRECISION ENERGY SERVICES, LTD.
Reel/Frame 016827/0525 →
Merger
Aug 3, 2005
From: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
To: PRECISION ENERGY SERVICES, LTD.
Reel/Frame 016345/0103 →
Change of Name
Aug 3, 2005
From: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
To: PRECISION ENERGY SERVICES, LTD.
Reel/Frame 016345/0078 →
Change of Name
Aug 11, 2005
From: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
To: PRECISION ENERGY SERVICES, LTD.
Reel/Frame 016386/0259 →
Assignment of Assignor's Interest
Aug 12, 2005
From: KONSCHUH, CHRISTOPHER; LARRONDE, MICHAEL; THOMPSON, LARRY; WISLER, MACMILLAN
To: PRECISION ENERGY SERVICES, LTD.
Reel/Frame 016895/0295 →
Merger
Sep 19, 2005
From: COMPUTALOG RESEARCH, INC.
To: COMPUTALOG USA, INC.
Reel/Frame 016814/0219 →
Assignment of Assignor's Interest
Jan 13, 2006
From: WOLOSON, SCOTT
To: PRECISION ENERGY SERVICES, LTD.
Reel/Frame 017013/0579 →
Assignment of Assignor's Interest
Feb 6, 2006
From: YOGESWAREN, ELAN; TELLO, LUCIO N.; BLANKINSHIP, THOMAS J.
To: PRECISION ENERGY SERVICES, LTD.
Reel/Frame 017551/0141 →
Change of Name
Feb 7, 2006
From: COMPUTALOG LTD.
To: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
Reel/Frame 017230/0980 →
Change of Name
Mar 6, 2006
From: PRECISION DRILLING TECHNOLOGY SERVICES GROUP, INC.
To: PRECISION ENERGY SERVICES LTD.
Reel/Frame 017251/0762 →
Assignment of Assignor's Interest
Apr 26, 2006
From: PRECISION ENERGY SERVICES ULC
To: WEATHERFORD CANADA PARTNERSHIP
Reel/Frame 017527/0191 →
Assignment of Assignor's Interest
May 22, 2017
From: WEATHERFORD CANADA PARTNERSHIP
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 042457/0086 →
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 →
Assignment of Assignor's Interest
Dec 23, 2019
From: WEATHERFORD CANADA PARTNERSHIP
To: WEATHERFORD CANADA LTD.
Reel/Frame 051352/0508 →
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 →