Patent Assignment
Reel/Frame 025936/0072
Assignment of Assignor's Interest
Recorded: 2011-03-10
Pages: 3
Assignor
COON, ROBERT
Executed: 2011-03-01
Assignee
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600, HOUSTON, TEXAS, 77027
Covered Property
(1)
Indexing Sleeve for Single-Trip, Multi-Stage Fracing
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 7, 2011
From: ROBISON, CLARK E.; MALLOY, ROBERT
To: WEATHERFORD/LAMB, INC.
Reel/Frame 025756/0164 →
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 →
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 →
Patent Security Interest Assignment Agreement
Apr 26, 2023
From: DEUTSCHE BANK TRUST COMPANY AMERICAS
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 063470/0629 →