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Patent Assignment
Reel/Frame 013399/0693

Assignment of Assignor's Interest

Recorded: 2002-10-11 Pages: 3
Assignors
HOSIE, DAVID
Executed: 2002-08-22
LUKE, MIKE A.
Executed: 2002-08-22
Assignee
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD., HOUSTON, TEXAS, 77027
Covered Property (1)
Wellbore Isolation Apparatus, and Method for Tripping Pipe During Underbalanced Drilling
Patent: 7,086,481 →
Application: 10/270,015 →
Publication: US 2004/0069496
Related Assignments (9)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 25, 2002
From: HOSIE, DAVID; LUKE, MIKE A.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 013522/0284 →
Assignment of Assignor's Interest Dec 4, 2014
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 034526/0272 →
Security Interest Dec 18, 2019
From: WEATHERFORD TECHNOLOGY HOLDINGS LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY INC.
To: WELLS FARGO BANK NATIONAL ASSOCIATION AS AGENT
Reel/Frame 051891/0089 →
Security Interest Dec 26, 2019
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: DEUTSCHE BANK TRUST COMPANY AMERICAS, AS ADMINISTRATIVE AGENT
Reel/Frame 051419/0140 →
Security Interest Aug 28, 2020
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 054288/0302 →
Release of Security Interest Aug 28, 2020
From: WELLS FARGO BANK, NATIONAL ASSOCIATION
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
Reel/Frame 053838/0323 →
Security Interest Oct 1, 2021
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 057683/0706 →
Release of Security Interest Oct 1, 2021
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD NETHERLANDS B.V.; WEATHERFORD NORGE AS; HIGH PRESSURE INTEGRITY, INC.
Reel/Frame 057683/0423 →
Patent Security Interest Assignment Agreement Apr 26, 2023
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 063470/0629 →