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Patent Assignment Abstract of Title
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Total Assignments: 10
Patent #:
11015106
Issue Dt:
05/25/2021
Application #:
16824822
Filing Dt:
03/20/2020
Publication #:
20200216740
Pub Dt:
07/09/2020
Inventors:
César MISINO, Luc LEONI, Shaohua LU, Gaston Wray CURTIS
Title:
REUSABLE HIGH PERFORMANCE WATER BASED DRILLING FLUIDS
Assignment: 1
Reel/Frame:
053497/0320Recorded: 08/14/2020Pages: 27
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
MISINO, CÉSAR
Exec Dt:
10/09/2014
LEONI, LUC
Exec Dt:
10/22/2014
LU, SHAOHUA
Exec Dt:
10/10/2014
CURTIS, GASTON WRAY
Exec Dt:
10/08/2014
Assignee:
CLEARWATER INTERNATIONAL LLC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Correspondent:
JASON C. HUANG
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 2
Reel/Frame:
053502/0764Recorded: 08/14/2020Pages: 4
Conveyance:
NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignor:
CLEARWATER INTERNATIONAL, L.L.C.
Exec Dt:
08/04/2015
Assignee:
LUBRIZOL OILFIELD SOLUTIONS, INC.
29400 LAKELAND BLVD.
WICKLIFFE, OHIO 44092
Correspondent:
JASON C. HUANG
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 3
Reel/Frame:
053505/0530Recorded: 08/14/2020Pages: 4
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
LUBRIZOL OILFIELD SOLUTIONS, INC.
Exec Dt:
12/01/2017
Assignee:
THE LUBRIZOL CORPORATION
29400 LAKELAND BOULEVARD
WICKLIFFE, OHIO 44092
Correspondent:
JASON C. HUANG
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 4
Reel/Frame:
053503/0242Recorded: 08/14/2020Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
THE LUBRIZOL CORPORATION
Exec Dt:
04/15/2019
Assignee:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Correspondent:
JASON C. HUANG
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 5
Reel/Frame:
054288/0302Recorded: 08/28/2020Pages: 115
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Exec Dt:
08/28/2020
WEATHERFORD NETHERLANDS B.V.
Exec Dt:
08/28/2020
WEATHERFORD NORGE AS
Exec Dt:
08/28/2020
HIGH PRESSURE INTEGRITY, INC.
Exec Dt:
08/28/2020
PRECISION ENERGY SERVICES, INC.
Exec Dt:
08/28/2020
WEATHERFORD CANADA LTD.
Exec Dt:
08/28/2020
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH
Exec Dt:
08/28/2020
PRECISION ENERGY SERVICES ULC
Exec Dt:
08/28/2020
WEATHERFORD U.K. LIMITED
Exec Dt:
08/28/2020
Assignee:
WILMINGTON TRUST, NATIONAL ASSOCIATION
50 SOUTH STREET SUITE 1290
MINNEAPOLIS, MINNESOTA 55402
Correspondent:
MARISSA POTTS
PAUL, WEISS, RIFKIND, WHARTON & GARRISON LLP
1285 AVENUE OF THE AMERICAS
NEW YORK, NY 10019-6064
Assignment: 6
Reel/Frame:
057683/0423Recorded: 10/01/2021Pages: 126
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
WILMINGTON TRUST, NATIONAL ASSOCIATION
Exec Dt:
09/30/2021
Assignees:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD NETHERLANDS B.V.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD NORGE AS
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
HIGH PRESSURE INTEGRITY, INC.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
PRECISION ENERGY SERVICES, INC.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD CANADA LTD
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
PRECISION ENERGY SERVICES ULC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD U.K. LIMITED
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Correspondent:
MARISSA A MCDONOUGH
1285 AVENUE OF THE AMERICAS
PAUL WEISS RIFKIND WHARTON & GARRISON LLP
NEW YORK, NY 10019
Assignment: 7
Reel/Frame:
057683/0423Recorded: 10/01/2021Pages: 126
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
WILMINGTON TRUST, NATIONAL ASSOCIATION
Exec Dt:
09/30/2021
Assignees:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD NETHERLANDS B.V.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD NORGE AS
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
HIGH PRESSURE INTEGRITY, INC.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
PRECISION ENERGY SERVICES, INC.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD CANADA LTD
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
PRECISION ENERGY SERVICES ULC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
WEATHERFORD U.K. LIMITED
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Correspondent:
MARISSA A MCDONOUGH
1285 AVENUE OF THE AMERICAS
PAUL WEISS RIFKIND WHARTON & GARRISON LLP
NEW YORK, NY 10019
Assignment: 8
Reel/Frame:
057683/0706Recorded: 10/01/2021Pages: 92
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Exec Dt:
09/30/2021
WEATHERFORD NETHERLANDS B.V.
Exec Dt:
09/30/2021
WEATHERFORD NORGE AS
Exec Dt:
09/30/2021
HIGH PRESSURE INTEGRITY, INC.
Exec Dt:
09/30/2021
PRECISION ENERGY SERVICES, INC.
Exec Dt:
09/30/2021
WEATHERFORD CANADA LTD.
Exec Dt:
09/30/2021
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH
Exec Dt:
09/30/2021
WEATHERFORD U.K. LIMITED
Exec Dt:
09/30/2021
Assignee:
WILMINGTON TRUST, NATIONAL ASSOCIATION
50 SOUTH SIXTH STREET
MINNEAPOLIS, MINNESOTA 55402
Correspondent:
MARISSA A MCDONOUGH
1285 AVENUE OF THE AMERICAS
PAUL WEISS RIFKIND WHARTON & GARRISON LLP
NEW YORK, NY 10019
Assignment: 9
Reel/Frame:
057683/0706Recorded: 10/01/2021Pages: 92
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Exec Dt:
09/30/2021
WEATHERFORD NETHERLANDS B.V.
Exec Dt:
09/30/2021
WEATHERFORD NORGE AS
Exec Dt:
09/30/2021
HIGH PRESSURE INTEGRITY, INC.
Exec Dt:
09/30/2021
PRECISION ENERGY SERVICES, INC.
Exec Dt:
09/30/2021
WEATHERFORD CANADA LTD.
Exec Dt:
09/30/2021
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH
Exec Dt:
09/30/2021
WEATHERFORD U.K. LIMITED
Exec Dt:
09/30/2021
Assignee:
WILMINGTON TRUST, NATIONAL ASSOCIATION
50 SOUTH SIXTH STREET
MINNEAPOLIS, MINNESOTA 55402
Correspondent:
MARISSA A MCDONOUGH
1285 AVENUE OF THE AMERICAS
PAUL WEISS RIFKIND WHARTON & GARRISON LLP
NEW YORK, NY 10019
Assignment: 10
Reel/Frame:
062389/0239Recorded: 01/13/2023Pages: 19
Conveyance:
SUPPLEMENT NO. 2 TO CONFIRMATORY GRANT OF SECURITY INTEREST IN UNITED STATES PATENTS
Assignors:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Exec Dt:
10/17/2022
WEATHERFORD NETHERLANDS B.V.
Exec Dt:
10/17/2022
WEATHERFORD U.K. LIMITED
Exec Dt:
10/17/2022
Assignee:
WELLS FARGO BANK, NATIONAL ASSOCIATION
1525 WEST W.T. HARRIS BLVD.
CHARLOTTE, NORTH CAROLINA 28262
Correspondent:
COURTNEY WELSHIMER, ESQ.
SIMPSON THACHER & BARTLETT LLP
425 LEXINGTON AVENUE
NEW YORK, NY 10017

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