Patent Assignment
Reel/Frame 033598/0088
Security Agreement
Recorded: 2014-08-22
Pages: 20
Assignors
ION GEOPHYSICAL CORPORATION
Executed: 2014-08-22
I/O MARINE SYSTEMS, INC.
Executed: 2014-08-22
GX TECHNOLOGY CORPORATION
Executed: 2014-08-22
ION EXPLORATION PRODUCTS (U.S.A.), INC.
Executed: 2014-08-22
Assignee
PNC BANK, NATIONAL ASSOCIATION, AS AGENT
2100 ROSS AVENUE, SUITE 1850, DALLAS, TEXAS, 75201
Covered Properties
(94)
A Coil and Core Structure for an Induction Cooktop
Patent:
6,288,374 →
Application:
08/387,864 →
Self-Centering Dual Shuttle Air Gun
Patent:
5,592,439 →
Application:
08/393,721 →
Compact Sleeve Air Gun
Patent:
5,592,440 →
Application:
08/414,583 →
Acoustic Transducer
Patent:
5,642,332 →
Application:
08/537,972 →
Method of Locating Hydrophones
Patent:
5,761,153 →
Application:
08/671,061 →
Communication Coil Housing for a Solid Marine Seismic Cable
Patent:
5,923,616 →
Application:
08/873,120 →
Magnetic Drive Subassembly in a Depth Control Device
Patent:
6,031,789 →
Application:
08/922,712 →
Underwater Device with a Sacrificial Latch Mechanism
Patent:
5,937,782 →
Application:
08/950,827 →
Dual-Port Air Gun Having a Single Shuttle
Patent:
5,825,719 →
Application:
08/951,258 →
Combination Seal and Wear Ring for an Air Gun
Patent:
5,825,720 →
Application:
08/955,827 →
Apparatus and Method for Correcting for Capacitance Variations in Hydrophones
Patent:
6,201,764 →
Application:
08/962,125 →
Power Switching Method for Marine Seismic Acquisition Systems
Patent:
5,883,856 →
Application:
08/962,474 →
Acoustic Positioning of Seismic Ocean Bottom Cable
Patent:
6,005,828 →
Application:
08/963,676 →
Rechargeable Battery Pack
Patent:
5,949,214 →
Application:
08/964,055 →
Underwater Cable Arrangement and Coil Support Arrangement for an Under Water Cable
Patent:
6,091,670 →
Application:
09/043,447 →
Depth Control Device for an Underwater Cable
Patent:
6,016,286 →
Application:
09/094,487 →
Underwater Cable Arrangements, Internal Devices for Use in an Underwater Cable, and Methods of Connecting an Internal Device to a Stress Member of an Underwater Cable.
Patent:
6,292,436 →
Application:
09/161,271 →
Method and Apparatus for Calibration of Stray Capacitance Mismatch in a Closed Loop Electro-Mechanical Accelerometer
Patent:
6,035,694 →
Application:
09/268,072 →
Connection System for Connecting Equipment to Underwater Cables
Patent:
6,263,823 →
Application:
09/344,884 →
Merged-Mask Micro-Machining Process
Patent:
6,617,098 →
Application:
09/352,025 →
Micro Machined Mirror
Patent:
6,315,423 →
Application:
09/352,835 →
Connector Housing
Patent:
6,559,383 →
Application:
09/358,021 →
Temporary Bridge for Micro Machined Structures
Patent:
6,458,513 →
Application:
09/406,158 →
Geophone with Mounted Connectors
Patent:
6,301,195 →
Application:
09/429,842 →
Optical Sensing System
Patent:
6,591,025 →
Application:
09/524,918 →
Devices for Controlling the Position of an Underwater Cable
Patent:
6,525,992 →
Application:
09/551,832 →
Dual sensor signal processing method for on-bottom cable seismic wave detection
Patent:
6,314,371 →
Application:
09/598,718 →
Method and Apparatus for a Non-Oil-Filled Towed Array with a Novel Hydrophone Design and Uniform Buoyancy Techique
Patent:
6,498,769 →
Application:
09/635,031 →
System for Estimating Azimuthal Variations in Seismic Data
Dual Axis Micro-Machined Mirror Device
Accelerometer with Folded Beams
Connection System for Connecting Equipment to Underwater Cables
Hydrophone Assembly
Patent:
6,725,164 →
Application:
09/913,753 →
Low Stress Die Attachment
Patent:
6,861,587 →
Application:
09/914,421 →
Calibration of Sensors
Patent:
6,758,080 →
Application:
09/914,422 →
Acoustic Sensor Array
Accelerometer Transducer Used for Seismic Recording
Patent:
6,883,638 →
Application:
09/936,629 →
Sensor
Patent:
7,114,366 →
Application:
09/936,630 →
Integrated and Multi-Axis Sensor Assembly and Packaging
Patent:
7,152,473 →
Application:
09/936,634 →
Sensor Design and Process
Patent:
6,871,544 →
Application:
09/936,640 →
Hydrophone Array with Individually Switchable Hydrophone Sensors
Electrical Power Distribution and Communication System for an Underwater Cable
Marine Seismic Source Towing Apparatus and Method
Seismic Seabed Cable with Sensor Units
Subsurface Illumination, a Hybrid Wave Equation-Ray-Tracing Method
Digital Optical Switch Apparatus and Process for Manufacturing Same
Permanently Installed Seismic Ocean Bottom Cable
Method and Apparatus for a Non-Oil -Filled Towed Array with a Novel Hydrophone Design and Uniform Buoyancy Technique
Underwater Cable Arrangements and Devices
Gps-Based Underwater Cable Positioning System
Permanent Seafloor Seismic Recording System Utilizing Micro Electro-Mechanical Systems Seismic Sensors and Method of Deploying Same
System for Estimating Azimuthal Variations in Seismic Data
Device for Laterally Steering Streamer Cables
Digital Optical Signal Transmission in a Seismic Sensor Array
Sensor Design and Process
Accurate Positioning of Devices Suspended Underwater from a Floating Body
Patent:
6,954,175 →
Application:
10/904,277 →
Offset-Azimuth Binning for Migration and Velocity Analysis
Towed Streamer Deghosting
Patent:
7,167,413 →
Application:
11/380,972 →
Method for Laterally Steering Streamer Cables
Geophone with Mass Position Sensing
Streamer Connection System
Position Controller for a Towed Array
Seismic Streamer with Irregularly Spaced Hydrophones
Stabilized Streamer Connection System
Motion Transducer
Generating Seismic Vibrator Signals
Self-Lubricating Ropes Useful in the Isolation Sections of Ocean-Bottom Cables
Seismic Vibrator Array and Methods of Operation
Flexural Wave Attenuation
Streamer Connection System
Method and System for Controlling Streamers
Generating Seismic Vibrator Signals Having Distinguishing Signatures
Acquiring Seismic Vibrator Signals Having Distinguishing Signatures
Processing Seismic Vibrator Signals Having Distinguishing Signatures
Apparatus for Generating Seismic Signals Having Distinguishing Signatures
Ocean Bottom Cable and Sensor Unit
Seismic Source Separation
Marine Seismic Surveying in Icy or Obstructed Waters
Seismic Streamer Shape Estimation
Annihilator Based Wave Inversion
Seismic System with Ghost and Motion Rejection
Marine Threat Monitoring and Defense System
Method and System for Controlling Streamers
Method and Apparatus for Multi-Component Datuming
Power Savings Mode for Ocean Bottom Seismic Data Acquisition Systems
Methods and Systems for Locating Seismic Events
Application:
14/205,716 →
Publication:
US 2014/0278120
Arctic Seismic Surveying Operations
Marine Seismic Surveying with Towed Components Below Water's Surface
Marine Seismic Surveying with Towed Components Below Water's Surface
Variable Turn Radius for Marine Vessels
Application:
61/984,565 →
Ocean Bottom System
Application:
61/992,684 →
Methods and Systems for Conducting Reconnaissance Marine Seismic Surveys
Application:
61/994,015 →
Comparative Ice Drift and Tow Model Analysis for Target Marine Structure
Application:
62/013,380 →
Offset Footprint Analysis for Selecting Candidate Lines for Seismic Survey
Application:
62/021,040 →
Related Assignments
(2)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 5, 2013
From: INOVA LTD
To: ION GEOPHYSICAL CORPORATION
Reel/Frame 031146/0058 →
Security Agreement
Nov 4, 2014
From: ION GEOPHYSICAL CORPORATION; I/O MARINE SYSTEMS, INC.; GX TECHNOLOGY CORPORATION; ION EXPLORATION PRODUCTS (U.S.A.), INC.
To: U. S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 034181/0779 →