Assistant Professor Dr. Nizam Muhammad Jamal al-Din, Professor in the Microbiology Branch at the College of Medicine at Basra University, participated as a member of the International Arbitration Committee in the Fourth International Patent Exhibition, held in Toronto / Canada, with the participation of 160 researchers from more than 50 countries, including Iraq. Professor Nizam Muhammad Jamal al-Din stated that the patents were evaluated by the arbitration committee according to the posters and the explanation provided by those with the invention, and that among the winners of this exhibition was Prof. Dr. Ihsan Al-Sumairi, teaching in the microbiology branch of the Basra Medical College.