ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,253, issued on Dec. 30, was assigned to CESSATECH A/S (Hellerup, Denmark).
"Pediatric combination" was invented by Steen Henneberg (Copenhagen O, Denmark) and Bettina Nygaard Nielsen (Naestved, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "An aqueous composition for intranasal administration by spray including a mixture of (a) sufentanil, a salt and/or analogs thereof and (b) ketamine, a salt and analogs thereof in solution. Also, an aqueous composition for intranasal administration by spray including (a) sufentanil, a salt and/or analogs thereof in solution and an aqueous composition for intranasal administration by spray including (b) ket...