VoIP-Pal Loses Appeal in Twitter Dispute Over Routing Patent

VoIP-Pal.com Inc. failed to convince the Federal Circuit to throw out a district court ruling saying it has jurisdiction over the telecom company’s dispute with Twitter Inc. over patents covering routing messages.

VoIP-Pal, a broadband voice over Internet protocol telecom company, asked the U.S. Court of Appeals for the Federal Circuit to vacate a California federal court’s order denying its motion to dismiss.

The U.S. District Court for the Northern District of California properly found that VoIP-Pal’s history of asserting patents against Twitter supports the social media company’s claim that there’s an active case on U.S. Patent No. 9,935,872, ...