ALEXANDRIA, Va., June 18 -- United States Patent no. 12,326,432, issued on June 10, was assigned to BLAKBEAR LTD (London).

"Electrical sensing of gases in packaged products and monitoring freshness or condition of perishable products" was invented by Maximilian Michael Grell (London), Michail Kasimatis (London) and Giandrin Barandun (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a perishable goods monitoring system for monitoring the freshness or condition of a perishable product encapsulated within a package, the system comprising a sensor device, a wireless communication reader device and a processing module, said sensor device comprising a fibrous hydrophilic material based elect...