ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,472, issued on Oct. 21, was assigned to Radiometer Medical ApS (Bronshoj, Denmark).
"Bag containing a reference fluid" was invented by Torben Rydal (Frederikssund, Denmark) and Hans Peter Blaabjerg Jakobsen (Roedovre, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a sealed bag containing a reference fluid for the calibration or quality control of a sensor element for measuring body fluid parameters, the bag comprising peripheral walls of a first layered material. The bag further comprises an access port formed by an opening in the first layered material, wherein the opening is sealed by a cover of a second layered ma...