Patent Validity Claim Construction

News & Analysis as of

Construing Markush Group Claims

In Multilayer Stretch Cling Film v. Berry Plastics, the Federal Circuit provided a detailed discussion of the construction of claims that use Markush group language. The decision emphasizes the closed nature of the...more

Canons of Claim Construction to the Rescue

In Ruckus Wireless, Inc. v. Innovative Wireless Solutions, LLC, [2015-1425, 2015-1438] (May 31, 2016), the Federal Circuit affirmed the district court’s claim construction and resulting judgment of non-infringement. At...more

Reversal of Narrow Claim Construction Results in Satisfaction of Claim Element (Avid Technologies, Inc. v. Harmonic, Inc.)

Addressing the standard to establish a “clear and unmistakable” disclaimer of claim scope during prosecution, the U.S. Court of Appeals for the Federal Circuit reversed the district court’s narrow claim construction and...more

Top Stories of 2015: #6 to #10

After reflecting upon the events of the past twelve months, Patent Docs presents its ninth annual list of top patent stories. For 2015, we identified twenty stories that were covered on Patent Docs last year that we believe...more

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