ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,449, issued on April 15, was assigned to MicroVention Inc. (Aliso Viejo, Calif.).

"Embolic delivery" was invented by Heath Bowman (Aliso Viejo, Calif.) and Kaushik Joshi (Aliso Viejo, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Concepts related to embolic delivery, including embolic detachment systems and an embolic pusher retention mechanisms are discussed herein. An occlusive delivery device for embolic delivery can include a delivery pusher, an occlusive device comprising one or more wires and having a collapsed configuration when within a delivery catheter and an expanded configuration when not within the delivery catheter, a connection...