1. Home
  2. |Insights
  3. |Bad Estimates Support Constructive Change Without Proof of Government Negligence

Bad Estimates Support Constructive Change Without Proof of Government Negligence

Client Alert | less than 1 min read | 07.10.13

In IAP World Servs., Inc. v. Dep't of Treasury (June 20, 2013), the Civilian Board of Contract Appeals held the government liable when a maintenance contractor's service calls took longer to perform than calls in historical data furnished to prospective offerors and the government had said the historical data were a "reasonable basis" for firm-fixed-price proposals. Finding that the contractor had relied on the faulty data to price its proposal and that the contractor need not prove government negligence, the CBCA decided that the longer service calls were a constructive change to the contract and awarded the contractor its increased costs of performance.


Insights

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....