ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,260, issued on March 25, was assigned to ECOLAB USA INC. (Saint Paul, Minn.).

"Connection apparatus for establishing a fluidic connection between a storage container and another fluidic device and a corresponding ring element for coding the storage container" was invented by Guenter Zettlitzer (Bergen, Germany) and Gerold Carlhoff (Tonisvorst, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A connection apparatus is used to fluidly connect a storage container and another fluidic device. The connection apparatus utilizes a probe that is inserted into the container to extract fluid from inside the container. A connection piece can be used to c...