ALEXANDRIA, Va., May 8 -- United States Patent no. 11,975,176, issued on May 7, was assigned to Numedico Technologies (IP) Pty Ltd (Adelaide, Australia).

"Devices and methods for syringes configured to reduce or eliminate residual volume" was invented by Brett Hoe Slater (Mount Colah, Australia) and Gregory James Roger (Laguna, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a syringe including a container, for containing a primary fluid, and at least one secondary fluid chamber configured to contain a secondary fluid. The container comprises a proximal end and a distal end and having a distal end opening at the distal end. The syringe further comprises a stopper, m...