IP Library › Assignment 037022/0631
Patent Assignment
Reel/Frame 037022/0631

Assignment of Assignor's Interest

Recorded: 2015-11-12 Pages: 3
Assignors
GJATA, ALEKSANDER
Executed: 2014-11-19
MA, TONY YU HUNG
Executed: 2014-11-19
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PLACE, HOUSTON, TEXAS, 77056
Covered Property (1)
Oil/Bitumen Emulsion Separation
Patent: 9,725,660 →
Application: 14/939,073 →
Publication: US 2016/0137929
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →