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Analysis of patent litigation, PTAB practice, prosecution and pharma IP, written on the data behind LexDana.

AllCopyright & Trade Secrets59Federal Circuit877ITC / Section 33788Patent Litigation216Patent Prosecution126Pharma & ANDA62PTAB686Supreme Court61Trademark158USPTO Policy78Unsorted257

Tagged expert opinions · clear

PTAB

Expert Testimony Must Be Tethered to Supporting Evidence

Before Reyna, Hughes, and Stoll. Appeal from the Patent Trial and Appeal Board. TQ DELTA, LLC v. CISCO SYSTEMS, INC. Summary: Findings of fact at the PTAB must be supported by substantial evidence, and conclusory expert testimony, without supporting…

November 25, 2019·PTAB·1 min read
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