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Wartime Suspension of Limitations Act Available to Qui Tam Relators Even When the U.S. Does Not Intervene

Client Alert | 1 min read | 03.20.13

In U.S. ex rel. Carter v. Halliburton Co. (Mar. 18, 2013), the Fourth Circuit held that (1) dismissals of a qui tam plaintiff's FCA complaint under the first-to-file bar should be without prejudice, thereby allowing a relator to refile her complaint after the original action has been dismissed and is no longer "pending"; and (2) the Wartime Suspension of Limitations Act (WSLA), which tolls "any statute of limitations applicable to any offense[ ] involving fraud or attempted fraud against the United States" "[w]hen the United States is at war," applies (i) to both civil and criminal fraud against the United States, (ii) even without a formal declaration of war, and (iii) regardless of whether the U.S. intervenes. In a partial dissent, Judge Agee argued that allowing relators to benefit from the WSLA when the government has not intervened provides a "strong financial incentive for relators to allow false claims to build up over time before they filed, thereby increasing their own potential recovery."


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Client Alert | 2 min read | 11.14.25

Defining Claim Terms by Implication: Lexicography Lessons from Aortic Innovations LLC v. Edwards Lifesciences Corporation

Claim construction is a key stage of most patent litigations, where the court must decide the meaning of any disputed terms in the patent claims.  Generally, claim terms are given their plain and ordinary meaning except under two circumstances: (1) when the patentee acts as its own lexicographer and sets out a definition for the term; and (2) when the patentee disavows the full scope of the term either in the specification or during prosecution.  Thorner v. Sony Comput. Ent. Am. LLC, 669 F.3d 1362, 1365 (Fed. Cir. 2012).  The Federal Circuit’s recent decision in Aortic Innovations LLC v. Edwards Lifesciences Corp. highlights that patentees can act as their own lexicographers through consistent, interchangeable usage of terms across the specification, effectively defining terms by implication....

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