ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,476, issued on March 24, was assigned to Putzmeister Engineering GmbH (Aichtal, Germany).

"Method for operating a construction-material and/or viscous-material pump for conveying construction material and/or viscous material, and a construction-material and/or viscous-material pump" was invented by Frederik Kort (Stuttgart, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for operating a construction-material and/or viscous-material pump for conveying construction material and/or viscous material has the steps of: a) determining a required value of a power or of a size of the motor system, corresponding to the power, for moving the c...