Patent Assignment
Reel/Frame 071680/0395
First Lien Patent Security Agreement
Recorded: 2025-06-18
Pages: 10
Assignor
SERCEL INC.
Executed: 2025-06-18
Assignee
GLAS TRUST CORPORATION LIMITED, AS SECURITY AGENT
3 SECOND STREET, SUITE 206, JERSEY CITY, 07311, UNITED KINGDOM
Covered Properties
(18)
Flexible Hydrophone
Efficient Seismic Data Acquisition with Source Separation
Dual Axis Geophones for Pressure/Velocity Sensing Streamers Forming a Triple Component Streamer
Dual Axis Geophones for Pressure/Velocity Sensing Streamers Forming a Triple Component Streamer
Depth-Activated Sensor Switch and Method
Method and Apparatus for Testing a Sensor
Device for Marine Seismic Explorations for Deposits
Device for Marine Seismic Explorations for Deposits
Method and Apparatus for Tuning the Rise Time of the Initial Pulse of an Air Gun
Dual Axis Geophones for Pressure/Velocity Sensing Streamers Forming a Triple Component Streamer
Apparatus and Method for Vibration Mitigation with Dynamic Vibration Absorber
Vibration Damping of an Ancillary Device Attached to a Marine Streamer and Method
Device for Marine Seismic Explorations for Deposits
Dual Axis Geophones for Pressure/Velocity Sensing Streamers Forming a Triple Component Streamer
Low Frequency and Ultra Low Frequency Seismic Source Having Multiple Operating Heads for Marine Exploration
Method and Device for Reducing Bucking of Pneumatic Seismic Sources
Device for Marine Seismic Explorations
Device for Marine Seismic Explorations
Related Assignments
(23)
Other recorded transfers of the patents in this record — the chain of ownership.
Release of Security Agreement
Aug 21, 2013
From: CREDIT SUISSE AG, LONDON BRANCH, AS COLLATERAL AGENT
To: SERCEL, INC.; CGG HOLDING (U.S.) INC. (F/K/A CGG VERITAS SERVICES INC., VERITAS DGC INC., VOLNAY ACQUISITION CO. II, VOLNAY ACQUISITION CO. I)
Reel/Frame 031051/0062 →
Release of Security Agreement
Aug 22, 2013
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
To: SERCEL, INC.; CGG HOLDING (U.S.) INC. (F/K/A CGG VERITAS SERVICES INC., VERITAS DGC INC., VOLNAY ACQUISITION CO. II, VOLNAY ACQUISITION CO. I)
Reel/Frame 031059/0186 →
Assignment of Assignor's Interest
Oct 25, 2013
From: HEPP, JOHN
To: SERCEL INC.
Reel/Frame 031478/0519 →
Assignment of Assignor's Interest
Dec 11, 2017
From: CERNIWAY, MATTHEW; MAPLES, MICHAEL; MELLIER, GAETAN
To: SERCEL, INC.
Reel/Frame 044349/0483 →
Change of Name
Feb 6, 2018
From: CGGVERITAS SERVICES INC.
To: CGGVERITAS SERVICES HOLDING (U.S.) INC.
Reel/Frame 045261/0263 →
Change of Name
Feb 7, 2018
From: CGGVERITAS HOLDING (U.S.) INC.
To: CGG HOLDING (U.S.) INC.
Reel/Frame 045270/0133 →
Change of Name
Feb 7, 2018
From: CGGVERITAS SERVICES HOLDING (U.S.) INC.
To: CGGVERITAS HOLDING (U.S.) INC.
Reel/Frame 045267/0431 →
First Lien Patent Security Agreement
Feb 21, 2018
From: CGG HOLDING (U.S.) INC.
To: THE BANK OF NEW YORK MELLON
Reel/Frame 045403/0045 →
Second Lien Patent Security Agreement
Feb 23, 2018
From: CGG HOLDING (U.S.) INC.
To: THE BANK OF NEW YORK MELLON
Reel/Frame 045422/0902 →
Assignment of Assignor's Interest
Mar 20, 2018
From: CERNIWAY, MATTHEW
To: SERCEL, INC.
Reel/Frame 045643/0234 →
Release of Security Interest
Apr 24, 2018
From: THE BANK OF NEW YORK MELLON, AS U.S. COLLATERAL AGENT
To: CGG HOLDING (U.S.) INC.; CGG SERVICES (U.S.) INC.
Reel/Frame 045625/0753 →
First Lien Patent Security Agreement
Apr 24, 2018
From: CGG HOLDING (U.S.) INC.; CGG SERVICES (U.S.) INC.
To: THE BANK OF NEW YORK MELLON, AS U.S. COLLATERAL AGENT
Reel/Frame 046030/0722 →
Assignment of Assignor's Interest
Jan 11, 2021
From: CGG HOLDING (U.S.) INC.
To: SERCEL INC.
Reel/Frame 054871/0219 →
Release of Security Interest
Apr 7, 2021
From: THE BANK OF NEW YORK MELLON
To: CGG HOLDING (U.S.) INC.; CGG SERVICES (U.S.) INC.
Reel/Frame 055847/0768 →
Release of Security Interest
Apr 7, 2021
From: THE BANK OF NEW YORK MELLON
To: CGG HOLDING (U.S.) INC.; CGG SERVICES (U.S.) INC.
Reel/Frame 055847/0819 →
First Lien Patent Security Agreement
May 3, 2021
From: SERCEL, INC.; SERCEL-GRC CORP.
To: THE BANK OF NEW YORK MELLON, LONDON BRANCH, AS SECURITY AGENT
Reel/Frame 056122/0308 →
Assignment of Assignor's Interest
Jul 21, 2021
From: CHELMINSKI, STEPHEN; RONEN, JOSHUA
To: LOW IMPACT SEISMIC SOURCES, LLC
Reel/Frame 056934/0252 →
Assignment of Assignor's Interest
Jul 21, 2021
From: CHELMINSKI, STEPHEN
To: LOW IMPACT SEISMIC SOURCES, LLC
Reel/Frame 056933/0889 →
Assignment of Assignor's Interest
Jul 22, 2021
From: LOW IMPACT SEISMIC SOURCES, LLC
To: SERCEL INC.
Reel/Frame 056949/0479 →
Assignment of Assignor's Interest
Aug 26, 2021
From: RONEN, JOSHUA
To: LOW IMPACT SEISMIC SOURCES, LLC
Reel/Frame 057300/0814 →
Assignment of Assignor's Interest
Oct 6, 2021
From: RONEN, JOSHUA M.
To: SERCEL INC.
Reel/Frame 057711/0830 →
Assignment of Assignor's Interest
Jan 3, 2022
From: CHELMINSKI, STEPHEN
To: SERCEL, INC.
Reel/Frame 058523/0800 →
Release of Security Interest
Mar 27, 2025
From: THE BANK OF NEW YORK MELLON, LONDON BRANCH, AS SECURITY AGENT
To: SERCEL, INC.; SERCEL-GRC CORP.
Reel/Frame 070652/0957 →