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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
12/08/2009
Application #:
11691941
Filing Dt:
03/27/2007
Publication #:
Pub Dt:
10/18/2007
Inventors:
Zhouhong Wei, John Crowell, James Teske
Title:
APPARATUS AND METHOD FOR GENERATING A SEISMIC SOURCE SIGNAL
Assignment: 1
Reel/Frame:
019522/0375Recorded: 06/29/2007Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/26/2007
Exec Dt:
06/26/2007
Exec Dt:
06/26/2007
Assignee:
2101 CITY WEST BLVD.
BUILDING III, SUITE 400
HOUSTON, TEXAS 77042
Correspondent:
TODD BYNUM
SUITE 130
16815 ROYAL CREST DRIVE
HOUSTON, TX 77058
Assignment: 2
Reel/Frame:
024424/0197Recorded: 05/21/2010Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/24/2007
Assignee:
2105 CITYWEST BOULEVARD
SUITE 400
HOUSTON, TEXAS 77042-2839
Correspondent:
ROBERT M. TUTTLE
370 SEVENTEENTH STREET
REPUBLIC PLAZA BUILDING, SUITE 4700
DENVER, CO 80202
Assignment: 3
Reel/Frame:
024424/0138Recorded: 05/21/2010Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/19/2010
Assignee:
2105 CITYWEST BOULEVARD
SUITE 400
HOUSTON, TEXAS 77042-2839
Correspondent:
ROBERT M. TUTTLE
370 SEVENTEENTH STREET
REPUBLIC PLAZA BUILDING, SUITE 4700
DENVER, CO 80202
Assignment: 4
Reel/Frame:
024651/0695Recorded: 07/09/2010Pages: 11
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/07/2010
Assignee:
PO BOX 309GT UGLAND HOUSE
SOUTH CHURCH STREET
GEORGE TOWN, GRAND CAYMAN, CAYMAN ISLANDS
Correspondent:
ROBERT M. TUTTLE/ DORSEY & WHITNEY LLP
370 SEVENTEENTH STREET
REPUBLIC PLAZA BUILDING, SUITE 4700
DENVER, CO 80202

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