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D.C. Circuit Creates Split over the Reach of the First-to-File Bar

Client Alert | 1 min read | 04.18.14

In U.S. ex rel. Shea v. Verizon Co., the D.C. Circuit held that (1) two complaints may be "related" even if they involve different agencies or contracts, (2) the bar applies even when the same relator filed the earlier action, and (3) it continues to operate even after the earlier-filed action is resolved. The third holding (which drew a dissent) conflicts with dicta from two other circuits and the Fourth Circuit's 2013 opinion in U.S. ex rel. Carter v. Halliburton Co., petition for cert. filed (discussed here), holding that the first-to-file bar only applies while the earlier action is still pending.

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Client Alert | 3 min read | 11.13.26

Massachusetts Trade Secret Preliminary Injunctions: Prove the Harm, Tailor the Relief

A strong trade secret claim is not a substitute for proof of irreparable harm. In Daikin Applied Americas Inc. v. Russo, No. SJC-13881 (Mass. Oct. 14, 2026), the Massachusetts Supreme Judicial Court held that likely success on a misappropriation claim does not create a presumption of irreparable harm. The court grounded its ruling in both the Massachusetts Uniform Trade Secrets Act and the traditional equitable principles the statute incorporates. It required a case-specific showing that the requested relief would prevent harm that a final judgment could not adequately remedy. ...