Transocean Offshore Deepwater Drilling, Inc. v. Stena Drilling Ltd.

MEMORANDUM AND OPINION

LEE H. ROSENTHAL, District Judge.

In this patent infringement suit, the plaintiff, Transocean Offshore Deepwater Drilling, Inc., alleges that the defendants, Stena Drilling Limited (“Stena”), Stena Drillmax Limited (“Stena I”), and Stena Drillmax III Limited (“Stena III”) (collectively, the “Stena defendants”), have infringed four Transocean patents relating to “multi-activity” offshore exploration and drilling. The alleged infringement arises from the design of dual-activity drillships known as the Stena DrillMAX class of rigs. The amended complaint alleges that the…