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Patent Assignment Abstract of Title
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Total Assignments: 7
Patent #:
Issue Dt:
10/16/2001
Application #:
09450835
Filing Dt:
11/29/1999
Inventors:
LEONARDO RITORTO, DAVE L. HEINLEY
Title:
ONE TRIP MILLING SYSTEM
Assignment: 1
Reel/Frame:
010584/0019Recorded: 02/28/2000Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/07/2000
Exec Dt:
01/07/2000
Assignee:
1802 - 4TH STREET
NISKU, ALABAMA T9E 7
Correspondent:
JOSEPH W. HOLLAND
P.O. BOX 1840
BOISE, IA 83701-1840
Assignment: 2
Reel/Frame:
014506/0446Recorded: 09/12/2003Pages: 15
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
07/17/2003
Assignee:
1507 4TH STREET
C/O NQL DRILLING TOOLS, INC.
NISKU, ALBERTA T9E 7M9
Correspondent:
JULIE H. COOPER
2001 ROSS AVENUE, SUITE 3700
DALLAS, TX 75201
Assignment: 3
Reel/Frame:
014892/0194Recorded: 07/23/2004Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/08/2004
Assignee:
1507 - 4 STREET
NISKU, ALBERTA, CANADA T9E 7M9
Correspondent:
CHRISTENSEN, O'CONNOR, JOHNSON, KINDNESS
1420 FIFTH AVENUE
SUITE 2800
SEATTLE, WA 98101-2347
ATTN: KEVAN L. MORGAN
Assignment: 4
Reel/Frame:
022902/0740Recorded: 07/02/2009Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/30/2004
Assignee:
1600, 335-8TH AVENUE S.W.
CALGARY, ALBERTA, CANADA T2P 1C9
Correspondent:
SMITH INTERNATIONAL, INC.
1310 RANKIN RD.
PATENT SERVICES
HOUSTON, TX 77073
Assignment: 5
Reel/Frame:
051470/0680Recorded: 01/03/2020Pages: 13
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/31/2019
Assignee:
1310 RANKIN ROAD, BLDG. 18
HOUSTON, TEXAS 77073
Correspondent:
HUBBARD JOHNSTON, PLLC
P.O. BOX 670688
DALLAS, TX 75367
Assignment: 6
Reel/Frame:
052184/0900Recorded: 03/17/2020Pages: 12
Conveyance:
ABL PATENT SECURITY AGREEMENT
Assignor:
Exec Dt:
12/31/2019
Assignee:
301 S COLLEGE STREET, FLOOR 05
CHARLOTTE, NORTH CAROLINA 28202
Correspondent:
LINDA A. SALERA, SENIOR PARALEGAL
ONE FEDERAL STREET
C/O MORGAN, LEWIS & BOCKIUS LLP
BOSTON, MA 02110
Assignment: 7
Reel/Frame:
056910/0165Recorded: 07/20/2021Pages: 11
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/15/2021
Assignee:
1310 RANKIN ROAD, BUILDING 18
HOUSTON, TEXAS 77073
Correspondent:
KIRKLAND & ELLIS LLP
300 NORTH LASALLE
CHICAGO, IL 60654

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