paten4dRespon Yang Cepat & Ramah oleh CS PATEN4D 6202021 11:56:00 AM PATEN4D PROMO DEPOSIT PULSA TANPA POTONGAN Reviewed by BANDAR TOGEL DUNIA on 6202021PCT – The International Patent System. The Patent Cooperation Treaty (PCT) assists applicants in seeking patent protection internationally for their inventions, helps patent offices with their