Patent Assignment
Reel/Frame 027431/0649
Assignment of Assignor's Interest
Recorded: 2011-12-22
Pages: 4
Assignee
TESCO CORPORATION
3993 W. SAM HOUSTON PKWY. N., SUITE 100, HOUSTON, TEXAS, 77043-1211
Covered Property
(1)
Wedge Ring for Attaching Centralizers
Application:
13/333,809 →
Publication:
US 2013/0160993
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.