IP Library Assignment 015533/0333
Patent Assignment
Reel/Frame 015533/0333

Assignment of Assignor's Interest

Recorded: 2004-06-04 Pages: 3
Assignor
SLACK, MAURICE WILLIAM
Executed: 2004-04-26
Assignee
TESCO CORPORATION
6204-6A STREET SE, CALGARY, ALBERTA, T2B 2H7, CANADA
Covered Property (1)
Pipe Centralizer and Method of Attachment
Patent: 7,082,997 →
Application: 10/480,783 →
Publication: US 2004/0231854
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Feb 8, 2019
From: TESCO CORPORATION
To: NABORS DRILLING TECHNOLOGIES USA, INC.
Reel/Frame 048314/0933 →