COMMUNICATIONS TEST DESIGN, INC. v. CONTEC, LLC

2019-1672.

952 F.3d 1356 (2020)

COMMUNICATIONS TEST DESIGN, INC., Plaintiff-Appellant, v. CONTEC, LLC, Defendant-Appellee.

United States Court of Appeals, Federal Circuit.

Decided: March 13, 2020.


Attorney(s) appearing for the Case

Richard William Miller , Ballard Spahr LLP, Atlanta, GA, argued for plaintiff-appellant. Also represented by Dennis Alan White, JR. ; Lynn E. Rzonca , Philadelphia, PA.

Coby Scott Nixon , Taylor English Duma LLP, Atlanta, GA, argued for defendant-appellee. Also represented by Kelly Mullally , Seth Kincaid Trimble .

Before O'Malley, Mayer, and Wallach, Circuit Judges.


Communications Test Design, Inc. ("CTDI") filed suit in the United States District Court for the Eastern District of Pennsylvania, seeking declaratory judgment that its test systems do not infringe two of Contec, LLC's patents ("the Pennsylvania action"). Six days later, Contec sued CTDI for patent infringement in the United...

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