In a dispute that provides a case study in patent litigation after the enactment of the America Invents Act, lawyers for a patent holder suing major tech firms are fighting to get cases that were sent to the defendants' home jurisdictions transferred back to the Eastern District of Texas—but this time designated as multidistrict litigation.

The Justice Department has suffered consecutive setbacks in an economic espionage case against four Chinese companies because they have no U.S. employees to serve with a summons, and no U.S. office where one can be mailed. That's why the department is hoping to eliminate certain requirements for service on foreign businesses.

The full case caption appears at the end of this opinion.O' SCANNLAIN, Circuit Judge: In this case involving the intersection of computer technology, the Int

The full case caption appears at the end of this opinion. This is a rare case. In the district court, defendants gained a dismissal with prejudice of all claims against them,

District Judge Robert W. Sweet U.S. DISTRICT COURT SOUTHERN DISTRICT OF NEW YORK Appearances: Attorney for Plaintiff: By: Samuel H. Rudman, Esq., David A. Rosenfe

The full case caption appears at the end of this opinion. Opinion by Judge B. Fletcher OPINION B. FLETCHER, Circuit Judge: Plaintiffs, a clas