Communications Test Design v. Contec, LLC, No. 19-1672 (Fed. Cir. Mar. 13, 2020)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

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 States District Court for the Northern District of New York (“the New York ac- tion”).