ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,380,753, issued on Aug. 5, was assigned to Scheidt & Bachmann GmbH (Monchengladbach, Germany).

"Validator device for a passenger transport system" was invented by Kai Oelert (Walldorf, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A validator device for a passenger transportation system includes a reader module configured to detect an electronic medium identifier of an open payment ticket medium. Data memory of the validator device stores a denial data set containing at least one denied electronic medium identifier and at least one denial attribute assigned to the denied electronic medium identifier. A comparator module identifies a denied elect...