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Fed. Circ. Makes Joint Patent Infringement Tough To Prove

Law360, New York (May 13, 2015, 8:36 PM EDT) -- The Federal Circuit's decision Wednesday in a case involving Limelight Networks Inc. that multiple parties can be held jointly liable for patent infringement only in rare situations makes many multistep patents very hard to enforce, attorneys say, but the sharply split ruling is certain to be appealed.

The Federal Circuit ruled Wednesday that Limelight didn't infringe an Akamai Web content patent because it performed only some steps of the patent while its customers performed the rest. (Credit: Getty) In a 2-1 decision on remand from a decision last year by the U.S. Supreme Court, the appeals court held that if the...

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Attached Documents



Case Information

Case Title

Subscribers Only

Case Number

Subscribers Only


Appellate - Federal Circuit

Nature of Suit

830 Patent Infringement (Fed. Question)

Date Filed

June 2, 2009

Law Firms


Government Agencies