Patent Assignment
Reel/Frame 025699/0094
Assignment of Assignor's Interest
Recorded: 2011-01-26
Pages: 6
Assignors
XU, SHENG
Executed: 2011-01-24
ZHANG, YU
Executed: 2011-01-24
TANG, BING
Executed: 2011-01-24
Assignee
CGGVERITAS SERVICES (U.S.) INC.
10300 TOWN PARK DRIVE, HOUSTON, TEXAS, 77072
Covered Property
(1)
Device and Method for Calculating 3D Angle Gathers from Reverse Time Migration
Related Assignments
(10)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Feb 12, 2018
From: CGGVERITAS SERVICES (U.S.) INC.
To: CGG SERVICES (U.S.) INC.
Reel/Frame 045303/0124 →
First Lien Patent Security Agreement
Feb 21, 2018
From: CGG SERVICES (U.S.) INC.
To: THE BANK OF NEW YORK MELLON
Reel/Frame 045403/0068 →
Second Lien Patent Security Agreement
Feb 23, 2018
From: CGG SERVICES (U.S.) INC.
To: THE BANK OF NEW YORK MELLON
Reel/Frame 045423/0090 →
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 →
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 →
Security Interest
Apr 2, 2021
From: CGG HOLDING (U.S.) INC.; CGG SERVICES (U.S.) INC.
To: THE BANK OF NEW YORK MELLON, LONDON BRANCH, AS SECURITY AGENT
Reel/Frame 055810/0235 →
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 →
Release of Security Interest
Mar 27, 2025
From: THE BANK OF NEW YORK MELLON, LONDON BRANCH, AS SECURITY AGENT
To: CGG HOLDING (U.S.) INC.; CGG SERVICES (U.S.) INC.
Reel/Frame 070652/0199 →
First Lien Patent Security Agreement
Jun 18, 2025
From: CGG SERVICES (U.S.) INC.
To: GLAS TRUST CORPORATION LIMITED, AS SECURITY AGENT
Reel/Frame 071683/0415 →