Patent Assignment
Reel/Frame 012270/0326
Assignment of Assignor's Interest
Recorded: 2001-10-17
Pages: 3
Assignee
DRIL-QUIP
13550 HEMPSTEAD, HOUSTON, TEXAS, 77040
Covered Property
(1)
Downhole Plug Holder and Method
Patent:
6,712,152 →
Application:
09/981,487 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.