Patent_application_number,Applicant_name,Year_of_application,Patent_system EP2726599A1,EXXONMOBIL,2014,EPO EP2855699A1,EXXONMOBIL,2015,EPO EP2909304A1,EXXONMOBIL,2015,EPO US8962299B2,EXXONMOBIL,2015,USPTO US8975061B2,EXXONMOBIL,2015,USPTO