ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,612, issued on Feb. 17, was assigned to DEKA PRODUCTS LP (Manchester, N.H.).

"Pump assembly with switch" was invented by Dean Kamen (Bedford, N.H.), Larry Brian Gray (Merrimack, N.H.) and Gerald Michael Guay (Greenville, N.H.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wearable infusion pump assembly includes a reusable housing assembly, and a disposable housing assembly including a reservoir for receiving an infusible fluid. The wearable infusion pump assembly also includes a releasable engagement assembly configured to allow the reusable housing assembly to releasably engage the disposable housing assembly. A switch assembly of the wearable i...