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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
8462585
Issue Dt:
06/11/2013
Application #:
12645818
Filing Dt:
12/23/2009
Publication #:
20100149915
Pub Dt:
06/17/2010
Inventors:
Gary A. Sitton, Robert Bloor, J. MacDonald Smith
Title:
ACQUIRING SEISMIC VIBRATOR SIGNALS HAVING DISTINGUISHING SIGNATURES
Assignment: 1
Reel/Frame:
028944/0222Recorded: 09/12/2012Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
SITTON, GARY A.
Exec Dt:
10/10/2007
BLOOR, ROBERT
Exec Dt:
10/12/2007
SMITH, J. MACDONALD
Exec Dt:
10/10/2007
Assignee:
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BLVD.
HOUSTON, TEXAS 77042
Correspondent:
LEE R. OSMAN / DORSEY & WHITNEY LLP
1400 WEWATTA STREET
SUITE 400
DENVER, CO 80202-5549
Assignment: 2
Reel/Frame:
025500/0251Recorded: 12/14/2010Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
ION GEOPHYSICAL CORPORATION
Exec Dt:
12/14/2010
Assignee:
INOVA LTD.
PO BOX 309GT UGLAND HOUSE
SOUTH CHURCH STREET
GEORGE TOWN, GRAND CAYMAN, CAYMAN ISLANDS
Correspondent:
ROBERT M. TUTTLE/DORSEY & WHITNEY LLP
370 SEVENTEENTH STREET, SUITE 4700
DENVER, CO 80202
Assignment: 3
Reel/Frame:
031146/0058Recorded: 09/05/2013Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
INOVA LTD
Exec Dt:
08/20/2013
Assignee:
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD
SUITE 400
HOUSTON, TEXAS 77042-2839
Correspondent:
DORSEY & WHITNEY LLP
1400 WEWATTA STREET
SUITE 400
DENVER, CO 80202-5549
Assignment: 4
Reel/Frame:
033598/0088Recorded: 08/22/2014Pages: 20
Conveyance:
SECURITY AGREEMENT
Assignors:
ION GEOPHYSICAL CORPORATION
Exec Dt:
08/22/2014
I/O MARINE SYSTEMS, INC.
Exec Dt:
08/22/2014
GX TECHNOLOGY CORPORATION
Exec Dt:
08/22/2014
ION EXPLORATION PRODUCTS (U.S.A.), INC.
Exec Dt:
08/22/2014
Assignee:
PNC BANK, NATIONAL ASSOCIATION, AS AGENT
2100 ROSS AVENUE, SUITE 1850
DALLAS, TEXAS 75201
Correspondent:
SUSAN O'BRIEN
CT LIEN SOLUTIONS
187 WOLF ROAD, SUITE 101
ALBANY, NEW YORK 12205
Assignment: 5
Reel/Frame:
034181/0779Recorded: 11/04/2014Pages: 21
Conveyance:
SECURITY AGREEMENT
Assignors:
ION GEOPHYSICAL CORPORATION
Exec Dt:
08/22/2014
I/O MARINE SYSTEMS, INC.
Exec Dt:
08/22/2014
GX TECHNOLOGY CORPORATION
Exec Dt:
08/22/2014
ION EXPLORATION PRODUCTS (U.S.A.), INC.
Exec Dt:
08/22/2014
Assignee:
U. S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
5555 SAN FELIPE, SUITE 1150
HOUSTON, TEXAS USA 77056
Correspondent:
SUSAN O'BRIEN
CT LIEN SOLUTIONS
187 WOLF ROAD, SUITE 101
ALBANY, NEW YORK 12205

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