Patent Assignment
Reel/Frame 024439/0016
Assignment of Assignor's Interest
Recorded: 2010-05-25
Pages: 3
Assignor
PIETRAS, BERND-GEORG
Executed: 2001-04-23
Assignee
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600, HOUSTON, TEXAS, 77027
Covered Property
(1)
Method and Apparatus for Connecting Tubulars Using a Top Drive
Application:
12/702,882 →
Publication:
US 2010/0224376