IP Library Assignment 043722/0898
Patent Assignment
Reel/Frame 043722/0898

Assignment of Assignor's Interest

Recorded: 2017-08-30 Pages: 37
Assignor
PETROWELL LTD.
Executed: 2017-06-29
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PLACE, HOUSTON, TEXAS, 77056
Covered Properties (42)
Sealing System
Patent: 8,678,099 →
Application: 11/570,335 →
Publication: US 2007/0261863
Plug
Patent: 8,490,691 →
Application: 11/577,866 →
Publication: US 2009/0114401
Well Bore Anchors
Patent: 7,690,424 →
Application: 11/816,421 →
Publication: US 2009/0014173
Packer
Patent: 9,194,213 →
Application: 11/909,820 →
Publication: US 2008/0156500
Packer
Patent: 8,651,178 →
Application: 12/294,078 →
Publication: US 2009/0308592
Tree Plug
Patent: 8,839,872 →
Application: 12/514,488 →
Publication: US 2010/0170681
Improved Activation Device
Patent: 8,689,864 →
Application: 12/665,641 →
Publication: US 2011/0100648
Centraliser
Patent: 8,555,964 →
Application: 12/743,505 →
Publication: US 2011/0042106
Tubing Section
Patent: 9,702,231 →
Application: 12/866,495 →
Publication: US 2011/0114332
Improved Tubing Section Coupling
Patent: 9,133,968 →
Application: 12/933,015 →
Publication: US 2011/0127768
Centraliser
Patent: 8,820,417 →
Application: 12/933,053 →
Publication: US 2011/0005776
Control System
Patent: 8,950,503 →
Application: 13/122,186 →
Publication: US 2011/0290504
Apparatus and Method for Setting a Downhole Anchor and Related Telescopic Joint
Patent: 9,890,614 →
Application: 13/145,473 →
Publication: US 2011/0284208
Flow Control Apparatus and Method
Patent: 8,863,848 →
Application: 13/145,824 →
Publication: US 2012/0031623
Running Adapter
Patent: 8,973,666 →
Application: 13/189,758 →
Publication: US 2011/0277986
Mechanical Counter
Patent: 9,194,197 →
Application: 13/627,645 →
Publication: US 2013/0186644
Downhole Actuating Apparatus
Patent: 8,701,776 →
Application: 13/627,705 →
Publication: US 2013/0025868
Selective Fracturing System
Patent: 9,416,643 →
Application: 13/789,912 →
Publication: US 2014/0102708
Downhole Detection
Patent: 9,677,397 →
Application: 13/800,183 →
Publication: US 2014/0239959
Centraliser
Patent: 8,919,437 →
Application: 14/027,444 →
Publication: US 2014/0014370
Downhole Tool and Method
Patent: 9,759,038 →
Application: 14/081,665 →
Publication: US 2014/0224504
Packer
Patent: 9,562,411 →
Application: 14/150,053 →
Publication: US 2014/0116680
Downhole Actuating Apparatus
Patent: 9,359,842 →
Application: 14/255,249 →
Publication: US 2014/0224475
Method and System for Operating a Downhole Tool, for Fracturing a Formation and/or for Completing a Wellbore
Patent: 9,739,127 →
Application: 14/390,309 →
Publication: US 2015/0053408
Flow Restrictor
Application: 14/416,909 →
Publication: US 2015/0330174
Well Isolation
Application: 14/431,497 →
Publication: US 2015/0240628
Downhole Apparatus and Method
Application: 14/441,752 →
Publication: US 2015/0285028
Seal Element
Patent: 9,915,120 →
Application: 14/529,860 →
Publication: US 2015/0053395
Centraliser
Patent: 9,932,779 →
Application: 14/580,398 →
Publication: US 2015/0122509
Downhole Apparatus and Method
Application: 14/610,440 →
Publication: US 2015/0167429
Downhole Apparatus and Method
Application: 14/610,483 →
Publication: US 2015/0167430
Downhole Apparatus and Method
Application: 14/610,510 →
Publication: US 2015/0167431
Downhole Apparatus and Method
Application: 14/610,550 →
Publication: US 2015/0159469
Downhole Apparatus and Method
Application: 14/649,590 →
Publication: US 2015/0308229
Downhole Communication
Application: 14/771,238 →
Publication: US 2016/0145999
Shifting Tool
Patent: 9,695,656 →
Application: 14/776,769 →
Publication: US 2016/0032670
Downhole Apparatus
Application: 14/776,785 →
Publication: US 2016/0047203
Catching Apparatus
Application: 14/776,821 →
Publication: US 2016/0040508
Downhole Arrangement
Application: 14/776,907 →
Publication: US 2016/0032686
Heat Treat Production Fixture
Application: 14/777,359 →
Publication: US 2016/0032415
Expandable Slip System
Application: 15/018,770 →
Publication: US 2016/0251921
Interlocking and Setting Section for a Downhole Tool
Application: 15/018,775 →
Publication: US 2016/0258253
Related Assignments (10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 19, 2012
From: SMITH, COLIN; PURKIS, DANIEL GEORGE
To: PETROWELL LIMITED
Reel/Frame 029323/0060 →
Assignment of Assignor's Interest Apr 17, 2014
From: SMITH, COLIN; PURKIS, DANIEL GEORGE
To: PETROWELL LIMITED
Reel/Frame 032699/0094 →
Assignment of Assignor's Interest Aug 9, 2017
From: PETROWELL, LTD.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 043506/0292 →
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 →