ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,969, issued on June 17, was assigned to IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY (Riyadh, Saudi Arabia).

"Method of catalytic degradation of phenylbutazone with zerovalent cerium supported biochar beads" was invented by Ahmed Bayoumi Mohamed Ibrahim (Riyadh, Saudi Arabia), Murtaza Sayed (Peshawar, Pakistan), Maleeha Bushra (Peshawar, Pakistan), Faiza Rehman (Peshawar, Pakistan) and Mohamed Nady Abd El-Hameed Ibrahim (Riyadh, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of catalytic degradation of phenylbutazone in water includes contacting a catalyst and an oxidant with an aqueous solution comprising phenylbutazone. The cata...