Assignment of Assignor's Interest

Recorded: 2010-12-20 Pages: 4

Assignor

Executed: 2003-05-19

Assignee

WEATHERFORD/LAMB, INC.

515 POST OAK BOULEVARD, SUITE 600, HOUSTON, TEXAS, 77027

Covered Property (1)

Method and Apparatus for Cementing Drill Strings in Place for One Pass Drilling and Completion of Oil and Gas Wells

Application: 12/876,956 →

Publication: US 2011/0079439

Related Assignments (1)

Other recorded transfers of the patent in this record — the chain of ownership.