Patent Assignment
Reel/Frame 022520/0291
Release of Security Interest
Recorded: 2009-04-08
Pages: 24
Assignor
Assignee
PATHFINDER ENERGY SERVICES, INC.
15151 SOMMERMEYER ST., HOUSTON, TEXAS, 77041
Covered Properties
(67)
Thrust Bearing Assembly for a Downhole Drill Motor
Patent:
4,560,014 →
Application:
06/365,614 →
Angle Deviation Tool
Patent:
4,655,299 →
Application:
06/784,261 →
Remote Control Selector Valve
Patent:
4,655,289 →
Application:
06/784,262 →
Pcd Enhanced Radial Bearing
Patent:
4,764,036 →
Application:
07/050,229 →
Cooling Networks for Pcd Bearing Surfaces
Patent:
4,789,251 →
Application:
07/158,771 →
System and Method for Controlled Directional Drilling
Patent:
33,751 →
Application:
07/356,270 →
Downhole Motor with an Enlarged Connecting Rod Housing
Patent:
4,962,818 →
Application:
07/500,321 →
Method for Discriminating Microphonic Noise in Proportional Counters
Patent:
5,023,450 →
Application:
07/508,157 →
Azimuthal Oriented Coil Array for Mwd Resistivity Logging
Patent:
5,045,795 →
Application:
07/550,842 →
Short Hop Communication Link for Downhole Mwd System
Patent:
5,160,925 →
Application:
07/686,772 →
Downhole Tool
Patent:
5,189,645 →
Application:
07/786,640 →
Moineau Motor with Conduits Through Teh Stator
Patent:
5,171,139 →
Application:
07/798,383 →
Method and Apparatus for Automatic Closed Loop Drilling System
Patent:
5,332,048 →
Application:
07/965,200 →
Method and Apparatus for Adjusting the Position of Stabilizer Blades
Patent:
5,318,137 →
Application:
07/965,345 →
Adjustable Stabilizer
Patent:
5,318,138 →
Application:
07/965,347 →
Small Incision Intraocular Lens Insertion Apparatus
Patent:
5,222,972 →
Application:
07/981,913 →
Measurement-While-Drilling System and Method
Patent:
5,583,827 →
Application:
08/095,466 →
Method and Apparatus for Correcting Mwd Porosity Measurement
Patent:
5,357,797 →
Application:
08/125,499 →
Method and Apparatus for the Verification of Helium-3 Proportional Counters
Patent:
5,422,480 →
Application:
08/176,736 →
Articulable Joint and Joint Assembly
Patent:
5,527,220 →
Application:
08/216,919 →
Standoff Compensation for Nuclear Logging While Drilling Systems
Patent:
5,486,695 →
Application:
08/219,062 →
Well Logging Apparatus Having a Removable Sleeve for Sealing and Protecting Multiple Antenna Arrays
Patent:
5,563,512 →
Application:
08/259,638 →
Apparatus and Method for Electrically a Refractory Lined Vessel by Directly Passing Current Through an Electrically Conductive Refractory via a Resilient Electrode Assembly
Patent:
5,459,748 →
Application:
08/260,289 →
Coupling Assembly
Patent:
5,474,334 →
Application:
08/284,389 →
Early Evaluation by Fall-Off Testing
Patent:
5,555,945 →
Application:
08/290,653 →
Method and Apparatus for Temperature Compensation of Gamma Tools in Mwd Environments
Patent:
5,461,230 →
Application:
08/291,294 →
Nonlinear Equalizer for Measurement While Drilling Telemetry System
Patent:
5,490,121 →
Application:
08/291,959 →
Mwd Surface Signal Detector Having Enhanced Acoustic Detection Means
Patent:
5,459,697 →
Application:
08/292,090 →
Mwd Surface Signal Detector Having Bypass Loop Acoustic Detection Means
Patent:
5,515,336 →
Application:
08/292,100 →
Early Evaluation System
Patent:
5,540,280 →
Application:
08/292,131 →
Method and Apparatus for Determining Neutron Detector Operability Using Gamma Ray Sources
Patent:
5,591,967 →
Application:
08/320,859 →
Enhanced Vertical Resolution Processing of Dual-Spaced Density Tools
Patent:
5,619,411 →
Application:
08/348,561 →
Mud Operated Pulser
Patent:
5,586,084 →
Application:
08/359,622 →
System and Method for Indirectly Determining Inclination at the Bit
Patent:
5,646,611 →
Application:
08/393,842 →
Acoustic Attenuator, Well Logging Apparatus and Method of Well Logging
Patent:
5,510,582 →
Application:
08/398,979 →
Apparatus and Method for Measuring a Borehole
Patent:
5,469,736 →
Application:
08/412,022 →
Standoff Compensation for Acoustic Logging While Drilling Systems
Patent:
5,726,951 →
Application:
08/430,822 →
Field Emission Display Cell Structure
Patent:
5,644,188 →
Application:
08/438,023 →
Location Determination Using Vector Measurements
Patent:
5,675,488 →
Application:
08/440,152 →
Screen and Bypass Arrangement for Lwd Tool Turbine
Patent:
5,626,200 →
Application:
08/476,970 →
Coupling for a Downhole Tandem Drilling Motor
Patent:
5,620,056 →
Application:
08/476,972 →
Mwd Surface Signal Detector Having Enhanced Acoustic Detection Means
Patent:
5,535,177 →
Application:
08/477,987 →
Mechanical Lockout for Pressure Responsive Downhole Tool
Patent:
5,597,016 →
Application:
08/481,555 →
Differential Pressure Test/Bypass Valve and Method for Using the Same
Patent:
5,649,597 →
Application:
08/502,451 →
Method and Apparatus for Retrieving Logging Data from a Downhole Logging Tool
Patent:
5,774,420 →
Application:
08/515,985 →
Logging While Drilling Borehole Imaging and Dipmeter Device
Patent:
5,899,958 →
Application:
08/526,171 →
Acoustic Logging While Drilling Tool to Determine Bed Boundaries
Patent:
5,678,643 →
Application:
08/544,723 →
Sealed Modular Downhole Antenna
Patent:
5,661,402 →
Application:
08/632,646 →
Automatic Downhole Pump Assembly and Method for Operating the Same
Patent:
5,807,082 →
Application:
08/657,265 →
An Agent for Replicating Data Based on a Client Defined Replication Period
Patent:
5,884,324 →
Application:
08/684,011 →
Early Evaluation Formation Testing System
Patent:
5,791,414 →
Application:
08/699,613 →
Cancellation of Tool Mode Signal from Combined Signal
Patent:
5,780,784 →
Application:
08/733,367 →
System and Method for Performing Inversion on Lwd Resistivity Logs with Enhanced Resolution
Patent:
5,867,806 →
Application:
08/734,772 →
Integrated Well Drilling and Evaluation
Patent:
6,236,620 →
Application:
08/757,150 →
Apparatus for Testing and Sampling Open-Hole Oil and Gas Wells
Patent:
5,826,662 →
Application:
08/792,744 →
Logging While Driling Tool with Azimuthal Sensistivy
Patent:
5,892,460 →
Application:
08/812,216 →
Acoustic Data Link and Formation Property Sensor for Downhole Mwd System
Patent:
5,924,499 →
Application:
08/837,582 →
A Bottom Hole Assembly for Directional Drilling
Patent:
5,857,531 →
Application:
08/844,489 →
Method and Apparatus for Sensing and Displaying Torsional Vibration
Patent:
6,065,332 →
Application:
08/852,007 →
Removable Core Cylinder Lock
Patent:
5,813,260 →
Application:
08/883,428 →
Acoustic Method of Connecting Boreholes for Multi-Lateral Completion
Patent:
6,026,913 →
Application:
08/940,352 →
Early Evaluation System with Pump and Method of Servicing a Well
Patent:
5,799,733 →
Application:
08/941,883 →
Directional Drilling Assembly and Method
Patent:
6,213,226 →
Application:
08/984,846 →
Multiple Transducer Mwd Surface Signal Processing
Patent:
5,969,638 →
Application:
09/014,188 →
Acoustic Lwd Tool Having Receiver Calibration Capabilities
Patent:
6,208,585 →
Application:
09/105,344 →
Technique for Signal Detection Using Adaptive Filtering in Mud Pulse Telemetry
Patent:
6,308,562 →
Application:
09/469,989 →
Method of and apparatus for independently determining the resistivity and/or dielectric constant of an earth formation
Patent:
6,366,858 →
Application:
09/608,205 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Release of Security Interest at Reel/Frame No. 13203/0039
Apr 4, 2007
From: BANK OF AMERICA, N.A.
To: ADVANCED MEDICAL OPTICS, INC.; AMO HOLDINGS, INC. (FORMERLY KNOWN AS AMO HOLDINGS, LLC)
Reel/Frame 019111/0348 →
Release of Security Interest at Reel/Frame No. 14913/0001
Apr 4, 2007
From: BANK OF AMERICA, N.A.
To: ADVANCED MEDICAL OPTICS, INC.
Reel/Frame 019111/0639 →
Assignment of Assignor's Interest
Mar 29, 2021
From: HOLTMAAT, HENRICUS MARIA JOSEPH
To: AB-KWEKERSRECHTEN BV
Reel/Frame 055748/0986 →