ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,549, issued on April 7, was assigned to Eppendorf SE (Hamburg, Germany).
"Plunger rod and method for producing such a plunger rod" was invented by Jens Wilmer (Ahrensburg, Germany), Jorg Sattler (Hamburg, Germany) and Jianzhao Lue (Norderstedt, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a plunger rod (10) for a liquid transfer device (100), the plunger rod (10) being of two- or multipart construction. The plunger rod (10) has a first plunger rod component (12), in operative connection with an actuating device (110) of the liquid transfer device (100), and a second plunger rod component (14). The plunger rod (10) ...