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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
9624419
Issue Dt:
04/18/2017
Application #:
14360850
Filing Dt:
05/27/2014
Publication #:
20150232736
Pub Dt:
08/20/2015
PCT #:
US1410027
Inventors:
Merouane Khammar, Flavio Marchesini, Ashok Santra, Thomas Sodhi et al
Title:
METHODS FOR PRODUCING FLUID MIGRATION RESISTANT CEMENT SLURRIES
Assignment: 1
Reel/Frame:
031874/0914Recorded: 01/02/2014Pages: 12
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
KHAMMAR, MEROUANE
Exec Dt:
12/13/2013
MARCHESINI, FLAVIO
Exec Dt:
12/13/2013
SANTRA, ASHOK
Exec Dt:
12/17/2013
PAIVA, MARIA DAS DORES
Exec Dt:
12/13/2013
SODHI, THOMAS
Exec Dt:
12/13/2013
Assignee:
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Correspondent:
IONA N. KAISER
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 2
Reel/Frame:
032968/0567Recorded: 05/27/2014Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
KHAMMAR, MEROUANE
Exec Dt:
12/13/2013
MARCHESINI, FLAVIO
Exec Dt:
12/13/2013
SANTRA, ASHOK
Exec Dt:
12/17/2013
PAIVA, MARIA DAS DORES
Exec Dt:
12/13/2013
SODHI, THOMAS
Exec Dt:
12/13/2013
Assignee:
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Correspondent:
MCDERMOTT WILL & EMERY LLP
THE MCDERMOTT BUILDING
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 3
Reel/Frame:
045390/0638Recorded: 02/22/2018Pages: 10
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR AND ASSIGNEE PREVIOUSLY RECORDED AT REEL: 042800 FRAME: 0341. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignor:
HALLIBURTON ENERGY SERVICES, INC.
Exec Dt:
02/02/2017
Assignees:
PETROBRAS
AVENIDA REPUBLICA DO CHILE, NO. 65
RIO DE JANEIRO, BRAZIL
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Correspondent:
MCDERMOTT WILL & EMERY LLP
4 PARK PLAZA, SUITE 1700
IRVINE, CA 92614-2559
Assignment: 4
Reel/Frame:
042800/0341Recorded: 06/23/2017Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
PETROLEO BRASILEIRO S.A. - PETROBRAS
Exec Dt:
06/12/2017
Assignee:
HALLIBURTON SERVICOS LTDA
RUA DE ASSEMBLEIA NO. 66
FLOORS, 3RD, 6TH, 7TH AND 8TH
RIO DE JANEIRO, BRAZIL 20011-000
Correspondent:
MCDERMOTT WILL & EMERY LLP
4 PARK PLAZA, SUITE 1700
IRVINE, CA 92614-2559

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