ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,633, issued on July 29, was assigned to SYMRISE AG (Holzminden, Germany).
"Cold treatment" was invented by Vijayanand Chandrasekaran (Holzminden, Germany), Stefan Brennecke (Halle, Germany), Uwe Schaar (Holzminden, Germany), Edison Diaz Gomez (Goslar, Germany), Claudia Utermohle (Uslar, Germany) and Pierre Kurzenne (Bois-Colombes, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a new high-throughput process for reducing impurities in essential oils and extracts (in particular for fragrances, fragrance ingredients, flavours and cosmetic ingredients) under mild conditions. Undesirable natural components such as w...