Patent Assignment
Reel/Frame 045062/0618
Assignment of Assignor's Interest
Recorded: 2018-02-28
Pages: 14
Assignor
PRECISION ENERGY SERVICES, INC.
Executed: 2015-12-01
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PLACE, LEGAL IP, HOUSTON, TEXAS, 77056
Covered Properties
(27)
Lwd Resistivity Device with Inner Transmitters and Outer Receivers, and Azimuthal Sensitivity
Patent:
6,377,050 →
Application:
09/398,953 →
Apparatus and Methods for Logging a Well Borehole with Controllable Rotating Instrumentation
Electromagnetic Telemetry Apparatus and Methods for Minimizing Cyclical or Synchronous Noise
Drilling System Comprising a Plurality of Borehole Telemetry Systems
Reduction of Tool Eccentricity Effects on Acoustic Measurements
Array Antenna for Measurement-While-Drilling
Acoustic Transmitter Comprising a Plurality of Piezoelectric Plates
System and Method for Obtaining and Using Downhole Data During Well Control Operations
Directional Drilling Control Using Modulated Bit Rotation
Monopole Acoustic Transmitter Comprising a Plurality of Piezoelectric Discs
Borehole Imaging and Standoff Determination Using Neutron Measurements
Patent:
7,544,929 →
Application:
12/119,685 →
In Situ Measurements in Formation Testing to Determine True Formation Resistivity
Data Reduction of Images Measured in a Borehole
Downhole Drilling Vibration Analysis
Steerable Magnetic Dipole Antenna for Measurement While Drilling Applications
Steerable Magnetic Dipole Antenna for Measurement While Drilling Applications
Method and Apparatus for Measuring Formation Anisotropy While Drilling
Steerable Magnetic Dipole Antenna for Measurement-While-Drilling Applications
Monopole Acoustic Transmitter Ring Comprising Piezoelectric Material
Analyzing Toolface Velocity to Detect Detrimental Vibration During Drilling
Drive Shaft Universal Joint Assembly with Radial Elliptical Projections
Steerable Magnetic Dipole Antenna for Measurement-While-Drilling Applications
Borehole Resistivity Imager Using Discrete Energy Pulsing
Downhole Drilling Vibration Analysis
Analysis of Drillstring Dynamics Using an Angular Rate Sensor
Sensor Mounting Assembly for Drill Collar Stabilizer
Monopole Acoustic Transmitter Ring Comprising Piezoelectric Material
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 14, 1999
From: CHEMALI, ROLAND; DUMMER, RUSSELL L.
To: COMPUTALOG U.S.A., INC.
Reel/Frame 010349/0296 →
Merger
Feb 7, 2006
From: COMPUTALOG U.S.A., INC.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 017230/0977 →
Assignment of Assignor's Interest
Apr 11, 2006
From: RADZINSKI, PAUL; TOWNS, KIRK
To: ADVANTAGE R&D, INC.
Reel/Frame 017452/0419 →
Assignment of Assignor's Interest
Aug 31, 2006
From: AIELLO, ROBERT ANTHONY
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 018195/0988 →
Assignment of Assignor's Interest
Dec 7, 2006
From: AIELLO, ROBERT ANTHONY; LARRONDE, MICHAEL LOUIS; MARTIN, JOHN; FARLEY, STEVEN R.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 018598/0112 →
Assignment of Assignor's Interest
Jan 16, 2007
From: MICKAEL, MEDHAT W.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 018759/0201 →
Assignment of Assignor's Interest
Jun 8, 2007
From: ADVANTAGE R&D, INC.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 019403/0484 →
Assignment of Assignor's Interest
Jul 20, 2007
From: MICKAEL, MEDHAT W.; JONES, DALE A.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 019584/0940 →
Assignment of Assignor's Interest
Aug 30, 2007
From: SCHNEIDER, BARRY; CHEATHAM, CURTIS; MAULDIN, CHARLES
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 019769/0699 →
Assignment of Assignor's Interest
Aug 31, 2007
From: FARLEY, STEVEN REID
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 019771/0043 →
Assignment of Assignor's Interest
Nov 20, 2007
From: JONES, DALE A.; MICKAEL, MEDHAT W.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 020139/0876 →
Assignment of Assignor's Interest
Dec 10, 2007
From: WISLER, MACMILLAN M.; THOMPSON, LARRY WAYNE; WU, JIAN-QUN; SPENCER, MICHAEL S.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 020221/0816 →
Assignment of Assignor's Interest
May 13, 2008
From: MICKAEL, MEDHAT W.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 020939/0586 →
Assignment of Assignor's Interest
Jul 25, 2008
From: MCGREGOR, M. DOUGLAS
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 021294/0803 →
Assignment of Assignor's Interest
Aug 21, 2008
From: MICKAEL, MEDHAT W.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 021424/0342 →
Assignment of Assignor's Interest
Oct 8, 2009
From: MAULDIN, CHARLES LEE; SCHNEIDER, BARRY VINCENT; SMITH, MARK ADRIAN
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 023342/0547 →
Assignment of Assignor's Interest
Nov 5, 2009
From: WISLER, MACMILLAN; THOMPSON, LARRY W.; WU, JIAN-QUN; PATE, LANCE
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 023478/0761 →
Assignment of Assignor's Interest
Jan 9, 2010
From: WISLER, MACMILLAN; THOMPSON, LARRY W; WU, JIAN-QUN; PATE, LANCE
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 023755/0339 →
Assignment of Assignor's Interest
Aug 2, 2010
From: MICKAEL, MEDHAT W.
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 024773/0733 →
Assignment of Assignor's Interest
Sep 1, 2010
From: WISLER, MACMILLAN; THOMPSON, LARRY W.; WU, JIAN-QUN; PATE, LANCE
To: PRECISION ENERGY SERVICES, INC.
Reel/Frame 024923/0850 →
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 →
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 →