ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,332, issued on March 25, was assigned to FIRMENICH SA (Satigny, Switzerland).

"Prevention of the oxidation of perfumery raw materials" was invented by Janille Marie Jumalon (Plainsboro, N.J.), Addi Fadel (Plainsboro, N.J.), Michael Calandra (Plainsboro, N.J.), Ying Wang (Plainsboro, N.J.) and Melanie Smith (Plainsboro, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The aspects presented herein provide methods and compositions for the reduction of the peroxide value of perfume ingredients, formulated perfumes, formulated body care products, essential oils, and natural extracts."

The patent was filed on Jan. 24, 2019, under Application No. 16/7...