ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,441,954, issued on Oct. 14, was assigned to FIRMENICH SA (Satigny, Switzerland).
"Powdery, musky odorant macrocycles" was invented by Anthony Alexander Birkbeck (Satigny, Switzerland) and Umberto Maddalena (Satigny, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein is a composition of matter including a) 0.5 to 85% w/w of (Z)-oxacyclohexadec-12-en-2-one; b) 0.5 to 30% w/w of (E)-oxacyclohexadec-12-en-2-one; c) 0 to 30% w/w of (E)-oxacyclohexadec-13-en-2-one; and d) 0.5 to 85% w/w of (Z)-oxacyclohexadec-13-en-2-one, the percentage being relative to the total weight of the composition of matter; wherein the weight ratio of the E-...