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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
03/13/2007
Application #:
10300451
Filing Dt:
11/20/2002
Inventors:
Charles M. Helms, Charles W. Bleifeld
Title:
TOP ENTRY SUB ARRANGEMENT
Assignment: 1
Reel/Frame:
017766/0954Recorded: 06/13/2006Pages: 4
Conveyance:
CONVERSION
Assignor:
Exec Dt:
09/01/2002
Assignee:
1600 EAST HIGHWAY 6, SUITE 418
ALVIN, TEXAS 77511
Correspondent:
DAVID B. DICKINSON
PO BOX 131144
HOUSTON, TX 77219-1144
Assignment: 2
Reel/Frame:
029139/0610Recorded: 10/16/2012Pages: 7
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/31/2011
Assignee:
333 CLAY STREET
HOUSTON, TEXAS 94306
Correspondent:
MORGAN LEWIS & BOCKIUS LLP
2 PALO ALTO SQUARE
3000 EL CAMINO REAL
PALO ALTO, CA 94306

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