Patent Assignment
Reel/Frame 027792/0136
Assignment of Assignor's Interest
Recorded: 2012-03-01
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:
13/296,416 →
Publication:
US 2012/0145408