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Contractor's Report to OIG Insufficient to Trigger Public Disclosure Bar

Client Alert | less than 1 min read | 03.27.14

In U.S. ex rel Saunders v. Unisys Corp. (E.D. Va.), the court found that the relator's FCA claim was not precluded by the public disclosure bar despite the defendant providing its internal investigation report to OIG because (1) the report failed to reveal allegations or transactions creating an inference of fraud (its conclusion that the alleged fraudulent billing practices were "unacceptable" was not enough) and (2) it was made available only to the DOD IG and the government agency overseeing the contract and not the general public.


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Client Alert | 3 min read | 05.26.26

pH, Prosecution History Estoppel, and Patent Scope: Three Lessons from the Federal Circuit's Latest Hatch-Waxman Ruling

On May 13, 2026, the U.S. Court of Appeals for the Federal Circuit affirmed a district court judgment of no infringement in Actelion Pharmaceuticals Ltd. v. Mylan Pharmaceuticals Inc., No. 24-1641. The decision offers important guidance for patent holders and generic manufacturers on the role of industry standards in interpreting scientific terminology during claim construction, prosecution history estoppel, and the disclosure-dedication rule....