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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
08/31/1993
Application #:
07911983
Filing Dt:
07/10/1992
Inventors:
C. RAYMOND SHAW JR., DAVID L. FARLEY
Title:
VALVE ASSEMBLY APPARATUS USING TRAVELLING ISOLATION PIPE
Assignment: 1
Reel/Frame:
013438/0022Recorded: 10/29/2002Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/20/2002
Assignee:
500 NORTHWEST CENTRAL DRIVE
HOUSTON, TEXAS 77092
Correspondent:
BAKER BOTTS L.L.P.
PAUL R. MORICO
ONE SHELL PLAZA
910 LOUISIANA STREET
HOUSTON, TX 77002-4995
Assignment: 2
Reel/Frame:
027793/0211Recorded: 03/01/2012Pages: 17
Conveyance:
AMENDED AND RESTATED SECURITY AGREEMENT
Assignors:
Exec Dt:
02/07/2012
Exec Dt:
02/07/2012
Exec Dt:
02/07/2012
Exec Dt:
02/07/2012
Exec Dt:
02/07/2012
Exec Dt:
02/07/2012
Exec Dt:
02/07/2012
Assignee:
1111 FANNIN STREET, FLOOR 10
HOUSTON, TEXAS 77002-6925
Correspondent:
MARCELA ROBLEDO, ESQ.
SIMPSON THACHER & BARTLETT LLP
425 LEXINGTON AVENUE
NEW YORK, NY 10017

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