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Expert Analysis

What Changes After Fed. Circ.'s Williamson Decision

Law360, New York ( July 10, 2015, 10:41 AM EDT) -- When the Federal Circuit issued the en banc decision in Williamson v. Citrix [1], the court changed the guidelines regarding the adjudication of patent claims with functional claim language. Many blogs, articles and newsfeeds embraced the decision as yet another positive step towards curbing frivolous litigation based on overly broad software patents. Only time will tell if Williamson accomplishes that goal. The decision, however, is interesting because it refines an important test for interpreting functional claim language, while at the same time it preserves aspects of the precedent....

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