ALEXANDRIA, Va., June 18 -- United States Patent no. 12,325,643, issued on June 10, was assigned to IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY (Riyadh, Saudi Arabia).

"Synthesis of cobalt oxide nanoparticles using L-valine as a fuel" was invented by Ehab Abdelhamed Abdelrahman Ahmed (Riyadh, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for synthesizing cobalt oxide nanoparticles includes mixing an aqueous solution of a cobalt precursor and L-valine to obtain a reaction mixture and heating up the reaction mixture to temperature of at least 100deg C. to obtain a dry powder. The method further includes calcining the dry powder to obtain the cobalt oxide nanoparticles. The cobalt oxide nan...