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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/01/1998
Application #:
08941883
Filing Dt:
09/30/1997
Inventors:
PAUL D. RINGGENBERG, NEAL G. SKINNER, CURTIS E. WENDLER, ROGER L. SCHULTZ et al
Title:
EARLY EVALUATION SYSTEM WITH PUMP AND METHOD OF SERVICING A WELL
Assignment: 1
Reel/Frame:
011461/0670Recorded: 12/22/2000Pages: 25
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
10/16/2000
Assignee:
1000 LOUISIANA STREET
HOUSTON, TEXAS 77002
Correspondent:
MAYER, BROWN & PLATT
ROBERT E. RUDE II
1909 K STREET, N.W.
WASHINGTON, D.C. 20006
Assignment: 2
Reel/Frame:
022520/0291Recorded: 04/08/2009Pages: 24
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/26/2009
Assignee:
15151 SOMMERMEYER ST.
HOUSTON, TEXAS 77041
Correspondent:
SMITH INTERNATIONAL, INC.
16740 HARDY ST.
PATENT SERVICES
HOUSTON, TX 77032

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