IP Library Assignment 031943/0276
Patent Assignment
Reel/Frame 031943/0276

Assignment of Assignor's Interest

Recorded: 2014-01-10 Pages: 3
Assignor
LE, TUONG THANH
Executed: 2014-01-09
Assignee
WEATHERFORD/LAMB, INC.
2000 ST. JAMES PLACE, HOUSTON, TEXAS, 77056
Covered Properties (2)
Apparatus and Methods of Running Casing
Patent: 9,816,331 →
Application: 14/152,600 →
Publication: US 2014/0196910
Apparatus and Methods of Running Casing
Application: 61/751,830 →
Related Assignments (2)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 4, 2014
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 034526/0272 →
Nunc Pro Tunc Assignment Sep 29, 2015
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 036709/0793 →