ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,406, issued on March 18, was assigned to SARTORIUS LAB INSTRUMENTS GMBH & Co. KG (Goettingen, Germany).

"Gravimetric measuring device" was invented by Bettina Emmermann (Goettingen, Germany), Alexander Berger (Hardegsen, Germany), Reinhold Feldmann (Obernfeld, Germany) and Winfried Graf (Goettingen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gravimetric measuring device includes a weighing chamber with a vertical weighing chamber wall, which is formed as a support structure (14) with cover modules (28) detachably fixed thereto on the weighing chamber side, each cover module (28) having, on its weighing chamber side, a module front wal...