Patent Assignment
Reel/Frame 044905/0026
Assignment of Assignor's Interest
Recorded: 2018-02-12
Pages: 4
Assignor
ROCHEN, JAMES A
Executed: 2018-01-02
Assignee
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PL, HOUSTON, TEXAS, 77056
Covered Properties
(4)
Self-Removing Plug for Pressure Isolation in Tubing of Well
Application:
15/191,297 →
Publication:
US 2016/0376869
Self-Removing Plug for Pressure Isolation in Tubing of Well
Application:
62/183,551 →
Self-Removing Plug for Pressure Isolation in Tubing of Well
Application:
62/252,945 →
Self-Removing Plug for Pressure Isolation in Tubing of Well
Application:
62/303,121 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 23, 2016
From: MHASKAR, NAUMAN H.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 038999/0847 →
Assignment of Assignor's Interest
Dec 27, 2017
From: SETTERBERG, JOHN R, JR
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 044490/0401 →
Assignment of Assignor's Interest
Feb 27, 2018
From: CRUMP, MATTHEW A
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 045048/0890 →