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Patent Assignment Abstract of Title
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Total Assignments: 9
Patent #:
6454005
Issue Dt:
09/24/2002
Application #:
09803501
Filing Dt:
03/09/2001
Publication #:
20020139530
Pub Dt:
10/03/2002
Inventor:
Kevin W. Smith
Title:
TREATING SHALE AND CLAY IN HYDROCARBON PRODUCING FORMATIONS WITH COMBINATIONS OF GUAR AND POTASSIUM FORMATE
Assignment: 1
Reel/Frame:
011600/0217Recorded: 03/09/2001Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
SMITH, KEVIN W.
Exec Dt:
03/08/2001
Assignee:
CLEARWATER, INC.
5605 GRAND AVE
PITTSBURGH, PENNSYLVANIA 15216
Correspondent:
WILLIAM L. KRAYER
1771 HELEN DR
PITTSBURGH, PA 15216
Assignment: 2
Reel/Frame:
015878/0096Recorded: 04/08/2005Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
CLEARWATER, INC.
Exec Dt:
10/23/2002
Assignee:
CLEARWATER INTERNATIONAL, L.L.C.
515 POST OAK BLVD. SUITE 600
HOUSTON, TEXAS 77027
Correspondent:
NEAL FAGAN
515 POST OAK BLVD. SUITE 600
HOUSTON, TX 77027
Assignment: 3
Reel/Frame:
036822/0379Recorded: 10/09/2015Pages: 41
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (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 44092-2298
Correspondent:
DAWN A. BROWN/LUBRIZOL
29400 LAKELAND BLVD.
WICKLIFFE, OH 44092-2298
Assignment: 4
Reel/Frame:
043265/0755Recorded: 08/11/2017Pages: 14
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
LUBRIZOL OILFIELD SOLUTIONS, INC.
Exec Dt:
04/13/2017
Assignee:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PLACE
HOUSTON, TEXAS 77056
Correspondent:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PLACE
HOUSTON, TX 77056
Assignment: 5
Reel/Frame:
051419/0140Recorded: 12/26/2019Pages: 159
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Exec Dt:
12/13/2019
WEATHERFORD NETHERLANDS B.V.
Exec Dt:
12/13/2019
WEATHERFORD NORGE AS
Exec Dt:
12/13/2019
HIGH PRESSURE INTEGRITY, INC.
Exec Dt:
12/13/2019
PRECISION ENERGY SERVICES, INC.
Exec Dt:
12/13/2019
WEATHERFORD CANADA LTD.
Exec Dt:
12/13/2019
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH
Exec Dt:
12/13/2019
PRECISION ENERGY SERVICES ULC
Exec Dt:
12/13/2019
WEATHERFORD U.K. LIMITED
Exec Dt:
12/13/2019
Assignee:
DEUTSCHE BANK TRUST COMPANY AMERICAS, AS ADMINISTRATIVE AGENT
60 WALL STREET
NEW YORK, NEW YORK 10005
Correspondent:
KATE MIRINO
425 LEXINGTON AVENUE
NEW YORK, NY 10017
Assignment: 6
Reel/Frame:
051891/0089Recorded: 12/18/2019Pages: 160
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WEATHERFORD TECHNOLOGY HOLDINGS LLC
Exec Dt:
12/13/2019
WEATHERFORD NETHERLANDS B.V.
Exec Dt:
12/13/2019
WEATHERFORD NORGE AS
Exec Dt:
12/13/2019
HIGH PRESSURE INTEGRITY INC.
Exec Dt:
12/13/2019
PRECISION ENERGY SERVICES INC.
Exec Dt:
12/13/2019
WEATHERFORD CANADA LTD.
Exec Dt:
12/13/2019
WEATHERFORD SWITZERLAND TRADING AND DEVELOPMENT GMBH
Exec Dt:
12/13/2019
PRECISION ENERGY SERVICES ULC
Exec Dt:
12/13/2019
WEATHERFORD U.K. LIMITED
Exec Dt:
12/13/2019
Assignee:
WELLS FARGO BANK NATIONAL ASSOCIATION AS AGENT
14241 DALLAS PARKWAY SUITE 1300
DALLAS, TEXAS 75254
Correspondent:
NANCY J. BROUGHER, PARALEGAL
C/O GOLDBERG KOHN LTD.
55 EAST MONROE, SUITE 3300
CHICAGO, IL 60603
Assignment: 7
Reel/Frame:
053838/0323Recorded: 08/28/2020Pages: 148
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
WELLS FARGO BANK, NATIONAL ASSOCIATION
Exec Dt:
08/28/2020
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 POTTS
PAUL, WEISS, RIFKIND, WHARTON, & GARRISON LLP
1285 AVENUE OF THE AMERICAS
NEW YORK, NY 10019-6064
Assignment: 8
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: 9
Reel/Frame:
063470/0629Recorded: 04/26/2023Pages: 201
Conveyance:
PATENT SECURITY INTEREST ASSIGNMENT AGREEMENT
Assignor:
DEUTSCHE BANK TRUST COMPANY AMERICAS
Exec Dt:
01/31/2023
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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