Patent Assignment
Reel/Frame 042352/0341
Assignment of Assignor's Interest
Recorded: 2017-05-12
Pages: 6
Assignors
DILLARD, WALTER SCOTT
Executed: 2015-11-16
NORTHAM, PAUL R.
Executed: 2015-11-16
VIERAITIS, DAVID J.
Executed: 2015-11-16
GEORGE, GERALD GEOFF
Executed: 2017-05-12
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PL, HOUSTON, TEXAS, 77056
Covered Properties
(2)
Controlled Pressure Drilling System with Flow Measurement and Well Control
Controlled Pressure Drilling System with Flow Measurement and Well Control
Application:
62/080,847 →
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
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 →
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
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 →
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 →