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Patent Assignment Assignor Details
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Assignor Name : EPERJESI, RICHARD
Total Assignments: 10
Assignment: 1
Reel/Frame:019685/0396   Pages: 9
Recorded: 08/13/2007
Attorney Dkt #:IO-1111US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BULL, ANDREW
Exec Dt:
08/08/2007
2
PAVEL, DENNIS R.
Exec Dt:
07/13/2007
3
HOENMANS, SCOTT T.
Exec Dt:
07/13/2007
4
ELDER, KEITH
Exec Dt:
07/12/2007
5
CLAYTON, DONALD
Exec Dt:
07/12/2007
6
SAMOYLOV, IGOR
Exec Dt:
07/12/2007
7
EPERJESI, RICHARD
Exec Dt:
07/13/2007
Assignee
1
INPUT/OUTPUT, INC.
2101 CITYWEST BOULEVARD
BUILDING 3, SUITE 400
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070286022
11760410
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 2
Reel/Frame:019685/0738   Pages: 10
Recorded: 08/13/2007
Attorney Dkt #:IO-1115US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAVEL, DENNIS R.
Exec Dt:
07/13/2007
2
ELDER, KEITH
Exec Dt:
07/13/2007
3
EPERJESI, RICHARD
Exec Dt:
07/13/2007
4
HOFLAND, GREGG S.
Exec Dt:
07/13/2007
5
WILLIAMS, MARTIN C.
Exec Dt:
07/13/2007
6
HOENMANS, SCOTT T.
Exec Dt:
07/13/2007
7
BULL, ANDREW
Exec Dt:
08/08/2007
8
FAICHNEY, ALAN
Exec Dt:
07/23/2007
Assignee
1
INPUT/OUTPUT, INC.
2101 CITYWEST BOULEVARD
BUILDING 3, SUITE 400
HOUSTON, TEXAS 77042
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080021658
11760451
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 3
Reel/Frame:025769/0310   Pages: 10
Recorded: 02/08/2011
Attorney Dkt #:IO-1115-USC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAVEL, DENNIS R.
Exec Dt:
07/13/2007
2
ELDER, KEITH
Exec Dt:
07/13/2007
3
EPERJESI, RICHARD
Exec Dt:
07/13/2007
4
HOFLAND, GREGG S.
Exec Dt:
07/13/2007
5
WILLIAMS, MARTIN C.
Exec Dt:
07/13/2007
6
HOENMANS, SCOTT T.
Exec Dt:
07/13/2007
7
BULL, ANDREW
Exec Dt:
08/08/2007
8
FAICHNEY, ALAN
Exec Dt:
07/23/2007
Assignee
1
INPUT/OUTPUT, INC.
2105 CITY WEST BOULEVARD, SUITE 400
HOUSTON, TEXAS 77042-2839
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8135543
US20110125407
13006196
Correspondence name and address
MOSSMAN, KUMAR AND TYLER, PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 4
Reel/Frame:020070/0898   Pages: 4
Recorded: 11/06/2007
Attorney Dkt #:IO-1116US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EPERJESI, RICHARD
Exec Dt:
10/29/2007
2
ELDER, KEITH
Exec Dt:
10/11/2007
Assignee
1
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400
HOUSTON, TEXAS 77042-2839
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080080310
11863062
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 5
Reel/Frame:020071/0190   Pages: 4
Recorded: 11/06/2007
Attorney Dkt #:IO-1116US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EPERJESI, RICHARD
Exec Dt:
10/29/2007
2
ELDER, KEITH
Exec Dt:
10/11/2007
Assignee
1
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400
HOUSTON, TEXAS 77042-2839
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7729202
US20080080307
11863081
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 6
Reel/Frame:020071/0401   Pages: 4
Recorded: 11/06/2007
Attorney Dkt #:IO-1116US3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EPERJESI, RICHARD
Exec Dt:
10/29/2007
2
ELDER, KEITH
Exec Dt:
10/11/2007
Assignee
1
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400
HOUSTON, TEXAS 77042-2839
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8605546
US20080080311
11863103
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 7
Reel/Frame:020071/0656   Pages: 4
Recorded: 11/06/2007
Attorney Dkt #:IO-1116US4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EPERJESI, RICHARD
Exec Dt:
10/29/2007
2
ELDER, KEITH
Exec Dt:
10/11/2007
Assignee
1
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400
HOUSTON, TEXAS 77042-2839
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7894301
US20080080312
11863121
Correspondence name and address
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 8
Reel/Frame:020438/0405   Pages: 10
Recorded: 01/30/2008
Attorney Dkt #:IO-1119US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAVEL, DENNIS R.
Exec Dt:
01/21/2008
2
HOENMANS, SCOTT T.
Exec Dt:
01/22/2008
3
EPERJESI, RICHARD
Exec Dt:
01/21/2008
4
STREHO, ANDRA
Exec Dt:
01/14/2008
5
GARCIA, GERARDO
Exec Dt:
01/09/2008
6
PEDERSEN, RICHARD
Exec Dt:
01/29/2008
7
GRINBLAT, DMITRY
Exec Dt:
01/09/2008
Assignee
1
ION GEOPHYSICAL CORPORATION
2105 CITYWEST BOULEVARD, SUITE 400
HOUSTON, TEXAS 77042-2839
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7725264
US20080114548
11864195
Correspondence name and address
CHANDRAN D. KUMAR
MADAN, MOSSMAN & SRIRAM, P.C.
2603 AUGUSTA DRIVE, SUITE 700
HOUSTON, TX 77057-5662
Assignment: 9
Reel/Frame:024638/0081   Pages: 10
Recorded: 07/06/2010
Attorney Dkt #:IO-1119-USC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAVEL, DENNIS R.
Exec Dt:
01/21/2008
2
HOENMANS, SCOTT T.
Exec Dt:
01/22/2008
3
EPERJESI, RICHARD
Exec Dt:
01/21/2008
4
STREHO, ANDRA
Exec Dt:
01/14/2008
5
GARCIA, GERARDO
Exec Dt:
01/09/2008
6
PEDERSEN, RICHARD
Exec Dt:
01/29/2008
7
GRINBLAT, DMITRY
Exec Dt:
01/09/2008
Assignee
1
ION GEOPHYSICAL CORPORATION
2105 CITY WEST BOULEVARD, SUITE 400
HOUSTON, TEXAS 77042-2839
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8407008
US20110022644
12787178
Correspondence name and address
MOSSMAN, KUMAR AND TYLER, PC
P.O. BOX 421239
HOUSTON, TX 77242
Assignment: 10
Reel/Frame:028293/0563   Pages: 4
Recorded: 05/31/2012
Attorney Dkt #:IN-1116-US3-CP1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EPERJESI, RICHARD
Exec Dt:
03/13/2012
2
ELDER, KEITH
Exec Dt:
04/04/2012
Assignee
1
INOVA LTD.
P.O. BOX 309GT UGLAND HOUSE
SOUTH CHURCH STREET, GEORGE TOWN
GRAND CAYMAN, CAYMAN ISLANDS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120182832
13226174
Correspondence name and address
MOSSMAN, KUMAR AND TYLER, PC
P.O. BOX 421239
HOUSTON, TX 77242

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