Key Energy Sued Over Oil Drilling Patent

Law360, New York (November 16, 2007, 12:00 AM EST) -- Key Energy Services Inc. has been hit with a lawsuit alleging infringement of a patent related to drilling for oil, which covers a method for wellbore window drilling — drilling sideways through the metal casing that keeps a borehole from caving in.

Whipstock Services Inc. filed its complaint Thursday in the U.S. District Court for the Eastern District of Texas. The complaint accused Key Energy of offering for sale, selling or using a method that provides whipstock and milling services that infringe on the patent at...
To view the full article, register now.

UK Financial Services

UK Financial Services

Read Our Latest UK Financial Services Coverage

Financial Services Law360 UK provides breaking news and analysis on the financial sector. Coverage includes UK and European Union policy, enforcement, and litigation involving banks, asset management firms, and other financial services organizations.