IP Blog
Improper Broadest Reasonable Interpretation
Improper Broadest Reasonable Interpretation Led to Finding of Nonobviousness
In Owens Corning v. Fast Felt Corporation (decided October 11, 2017), the Court of Appeals for the Federal Circuit held that the Patent Trial and Appeal Board’s finding that obviousness was not proven in an inter parte review was founded on an improper interpretation of a claim element. The CAFC interpreted the claim element more broadly and concluded that the claim was obvious when...