ALEXANDRIA, Va., June 19 -- United States Patent no. 12,333,967, issued on June 17, was assigned to Hubbell Inc. (Shelton, Conn.).
"Flame protected optic" was invented by Ivon Dachlan (Glasgow, Great Britain) and Paolo Camillo (Glasgow, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various embodiments described herein are directed to luminaire components that prevent flame transmission from the inside of a luminaire to the outside of a luminaire. In certain aspects, the luminaire can be used in an environment containing flammable gas, for example, in specialized lab work or testing applications. This application discusses components that can be used to prevent flame transmission from the insid...