Creating a circuit split with the Ninth and Tenth Circuits, the Federal Circuit drew a distinction between efforts directed toward commercialization of a patent and those efforts directed toward enforcement of a patent. The former contacts were held to be irrelevant to the personal jurisdiction analysis, while the latter contacts can confer personal jurisdiction but only if there are sufficient patent enforcement activities beyond the mere sending of a cease and desist letter. Radio Systems Corp. v. Accession, Inc., Case No. 2010-1390 (Fed. Cir. April 25, 2011).
The Radio Systems decision follows other Federal Circuit decisions in holding that sending enforcement letters or cease and desist letters to a potential infringer are insufficient to confer personal jurisdiction in the forum where the letters were sent. What makes the decision different, however, is that the patent holder in this case undertook substantial efforts with Radio Systems to commercialize the invention in the forum state before sending the enforcement letter. Indeed, it was undisputed that there were numerous contacts, including at least one in person meeting, in the forum state to discuss potential commercialization and a nondisclosure agreement (with a choice of venue provision for the forum state) was also signed. The pending patent application was also discussed by the patent holder in the forum state.
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