ALEXANDRIA, Va., June 12 -- United States Patent no. 12,297,408, issued on May 13, was assigned to The Procter & Gamble Co. (Cincinnati).

"Treatment compositions comprising cationic poly alpha-6,6-glucan ethers" was invented by Mark Robert Sivik (Mason, Ohio), Carola Barrera (West Chester, Ohio), Kristine Lynn Fliter (Harrison, Ohio), Karel Jozef Maria Depoot (Vichte, Belgium), Wouter Walravens (Humbeek, Belgium), Cedric Joseph Volont (Laken, Belgium), Claire Rebecca Yates (Cincinnati), Julie Ann Menkhaus (Cleves, Ohio), David Good (Loveland, Ohio), Gang Si (Newcastle upon Tyne, Great Britain), Ruth Chilton (Newcastle Upon Tyne, Great Britain), Michael D. Gagnon (West Gove, Pa.), Brandon J. Burkhart (Newark, Del.), Helen Lu (Wallingford, P...