Patent Assignment
Reel/Frame 029394/0305
Assignment of Assignor's Interest
Recorded: 2012-12-03
Pages: 3
Assignor
PIETRAS, BERND-GEORG
Executed: 2001-07-27
Assignee
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600, HOUSTON, TEXAS, 77027
Covered Property
(1)
Apparatus and Method for Facilitating the Connection of Tubulars Using a Top Drive
Application:
13/554,991 →
Publication:
US 2013/0068477
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.