Patent Assignment
Reel/Frame 039531/0320
Assignment of Assignor's Interest
Recorded: 2016-08-24
Pages: 3
Assignor
WEATHERFORD/LAMB, INC.
Executed: 2014-11-21
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PL, HOUSTON, TEXAS, 77056
Covered Property
(1)
Alignment Marking for Rock Sample Analysis
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 25, 2014
From: HOOGHAN, KULTARANSINGH N.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 032295/0130 →
Assignment of Assignor's Interest
May 1, 2019
From: WEATHERFORD TECHNOLOGY HOLDINGS, LLC; WEATHERFORD U.S, L.P.; WEATHERFORD/LAMB, INC.
To: STRATUM RESERVOIR (US), LLC
Reel/Frame 049046/0032 →
Grant of Security Interest in Patent Rights
May 20, 2019
From: STRATUM RESERVOIR (US), LLC
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 049234/0650 →
Notice of Termination and Release of Security Interest in Patent Rights
May 18, 2022
From: JPMORGAN CHASE BANK, N.A.
To: STRATUM RESERVOIR (US), LLC
Reel/Frame 060116/0242 →
Security Interest
Jun 7, 2022
From: STRATUM RESERVOIR INTERMEDIATE, LLC; STRATUM RESERVOIR (US), LLC; STRATUM RESERVOIR, LLC; STRATUM RESERVOIR (ISOTECH), LLC
To: WOODFOREST NATIONAL BANK
Reel/Frame 060120/0735 →
Security Interest
Apr 7, 2025
From: STRATUM RESERVOIR (US), LLC,; STRATUM RESERVOIR, LLC,; STRATUM RESERVOIR (ISOTECH), LLC,; STRATUM RESERVOIR INTERMEDIATE, LLC,
To: WOODFOREST NATIONAL BANK
Reel/Frame 070749/0681 →