ALEXANDRIA, Va., March 26 -- United States Patent no. 12,258,469, issued on March 25, was assigned to Aquaspersions Ltd. (Halifax, Great Britain).
"Aqueous biopolymer dispersions" was invented by Alan Bewsher (Ripponden, Great Britain), Paul Smith (Halifax, Great Britain) and Jade Rowley (Pontefract, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "An aqueous biopolymer dispersion composition comprising: a biopolymer selected from the group consisting of: polybutylene adipate terephthalate (PBAT), polybutylene succinate (PBS), polybutylene succinate adipate (PBSA), polylactic acid (PLA), poly(3-hydroxybutyrate) (PHB), polycaprolactone (PCL), poly(3-hydroxybutyrate-co-3-hydroxyhexanoate) (PHBH); p...