ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,084, issued on Nov. 4.
"Personal protection equipment mask conversion" was invented by Martin Van Der Hoeven (Irvine, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A facial covering assembly comprises an inner frame comprising at least one aperture to allow air flow through the inner frame and an outer frame configured to couple to the inner frame. The outer frame comprises at least one aperture to allow air flow through the outer frame. The facial covering assembly further comprises a cushioning element configured to couple to the inner frame, the cushioning element configured to establish a seal around at least a portion of a user's face."...