AbbVie, Merck and Allergan have filed a patent infringement lawsuit against other biopharmaceutical companies, accusing the defendants of attempting to submit a generic version of the plaintiffs’ migraine medication Ubrelvy without authorization.

This suit was surfaced by Law.com Radar, ALM’s source for immediate alerting on just-filed cases in state and federal courts. Law.com Radar now offers state court coverage nationwide. Sign up today and be among the first to know about new suits in your region, practice area or client sector.