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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
01/25/2005
Application #:
10424698
Filing Dt:
04/28/2003
Publication #:
Pub Dt:
02/05/2004
Inventors:
Michael Wayne Berckenhoff, Edward Ryan Hemphill, William Rinehart Holland
Title:
QUICK RELEASE BLOWOUT PREVENTER BONNET
Assignment: 1
Reel/Frame:
015873/0095Recorded: 10/08/2004Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/30/2004
Assignee:
3300 N. SAM HOUSTON PKWY. E.
HOUSTON, TEXAS 77032
Correspondent:
OSHA & MAY L.L.P.
JONATHAN P. OSHA
1221 MCKINNEY STREET
SUITE 2800
HOUSTON, TX 77010
Assignment: 2
Reel/Frame:
020718/0733Recorded: 03/28/2008Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/29/2007
Assignee:
3300 NORTH SAM HOUSTON PARKWAY EAST
HOUSTON, TEXAS 77032-3411
Correspondent:
JEFFREY S. BERGMAN
1221 MCKINNEY
SUITE 2800
HOUSTON, TX 77010
Assignment: 3
Reel/Frame:
020718/0758Recorded: 03/28/2008Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/19/2007
Assignee:
3300 NORTH SAM HOUSTON PARKWAY EAST
HOUSTON, TEXAS 77032-3411
Correspondent:
JEFFREY S. BERGMAN
1221 MCKINNEY
SUITE 2800
HOUSTON, TX 77010
Assignment: 4
Reel/Frame:
021050/0491Recorded: 06/05/2008Pages: 14
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/01/2008
Assignee:
3300 NORTH SAM HOUSTON PARKWAY EAST
HOUSTON, TEXAS 77032
Correspondent:
JEFFREY S. BERGMAN
1221 MCKINNEY
SUITE 2800
HOUSTON, TX 77010
Assignment: 5
Reel/Frame:
058783/0921Recorded: 11/10/2021Pages: 4
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/27/2013
Assignee:
17021 ALDINE WESTFIELD
HOUSTON, TEXAS 77073
Correspondent:
BAKER & MCKENZIE LLP
815 CONNECTICUT AVENUE, NW
ATTN: NHIA LEE
WASHINGTON, DC 20006

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