US Patent Issued to The Procter & Gamble on Jan. 27 for "Laundry detergent composition comprising polyvinyl alcohol acetal polymer" (American, Belgian Inventors)

ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,687, issued on Jan. 27, was assigned to The Procter & Gamble Co. (Cincinnati).

"Laundry detergent composition comprising polyvinyl alcohol acetal polymer" was invented by Jana Verena Margarethe Herzberger (Florence, Ky.), Kathleen Mary Mcdonough (Mason, Ohio), Kristine Lynn Niehaus (Harrison, Ohio), Pieter Jan Maria Saveyn (Destelbergen, Belgium) and Mark Robert Sivik (Mason, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "A laundry detergent composition can include a detersive surfactant and a polyvinyl acetal polymer having a structure including the structural units (I), (II) and (III):"

The patent was filed on April 7, 2023, under Applicatio...