ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,247, issued on Dec. 2, was assigned to POPPY HEALTH INC. (Mountain View, Calif.).

"System and method for characterizing, monitoring, and detecting bioaerosol presence and movement in an indoor environment" was invented by Sam D. Molyneux (Mountain View, Calif.), Elizabeth Caley (Mountain View, Calif.), Daniela Bezdan (Mountain View, Calif.), Ricardo Vidal (Mountain View, Calif.), Nathan Volman (Mountain View, Calif.), Tae Joon Yi (Mountain View, Calif.) and Kevin Slavin (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "One variation of a method includes, during a calibration period: triggering collection of an initial bioaerosol s...