ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,424, issued on July 8, was assigned to BOEHRINGER INGELHEIM VETMEDICA GMBH (Ingelheim am Rhein, Germany).
"Inhaler" was invented by Marcus Knell (Ingelheim, Germany), Guido Endert (Leichlingen, Germany) and Horst Wergen (Essen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An inhaler with a respiration indicator, whereby the inhaler has a chamber wall forming a chamber and a dispensing device for fluidic connection of the chamber to a bodily opening, preferably a nostril, whereby the respiration indicator has a wall section of the chamber wall or is formed in this way, whereby the wall section is designed to indicate a respiratory activity b...