TRIMBLE INC. v. PERDIEMCO LLC

2019-2164.

997 F.3d 1147 (2021)

TRIMBLE INC., Innovative Software Engineering, LLC, Plaintiffs-Appellants v. PERDIEMCO LLC, Defendant-Appellee

United States Court of Appeals, Federal Circuit.

Decided: May 12, 2021.


Attorney(s) appearing for the Case

Dan L. Bagatell , Perkins Coie LLP, Hanover, NH, argued for plaintiffs-appellants. Also represented by Daniel Tyler Keese , Portland, OR; Amanda Tessar , Denver, CO.

Laurence M. Sandell , Mei & Mark LLP, Washington, DC, argued for defendant-appellee. Also represented by Lei Mei , Edward Naidich ; Patrick Joseph Coyne , Finnegan, Henderson, Farabow, Garrett & Dunner LLP, Washington, DC; Jency J. Mathew , Reston, VA; Robert F. McCauley , Palo Alto, CA.

Charles Duan , R Street Institute, Washington, DC, for amici curiae Electronic Frontier Foundation, Engine Advocacy, Innovation Defense Foundation, Public Knowledge, R Street Institute.

Before Newman, Dyk, and Hughes, Circuit Judges.


Trimble Inc. and Innovative Software Engineering, LLC ("ISE") appeal a judgment dismissing their declaratory judgment noninfringement action against PerDiemCo LLC for lack of personal jurisdiction. PerDiemCo is the owner of eleven patents that it accused Trimble and ISE of infringing in letters and other communications sent to...

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