IP Library Assignment 009543/0155
Patent Assignment
Reel/Frame 009543/0155

Assignment of Assignor's Interest

Recorded: 1998-10-23 Pages: 2
Assignor
COLEBROOK, MARK
Executed: 1997-12-03
Assignee
CAMCO INTERNATIONAL (UK) LIMITED
MONKSTOWN, NEWTOWNABBEY COUNTY ANTRIM, BELFAST, BT37OUH NORTHERN IRELAND, UNITED KINGDOM
Covered Property (1)
Downhole Unit for Use in Boreholes in a Subsurface Formation
Patent: 5,971,085 →
Application: 08/965,334 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 16, 2002
From: CAMCO INTERNATIONAL LIMITED
To: SCHLUMBERGER WCP LIMITED
Reel/Frame 013578/0444 →