Patent_application_number,Applicant_name,Year_of_application,Patent_system
JP2006521787A,DU PONT,2006,JPO
JP2006524037A,DU PONT,2006,JPO
WO2006012325A1,DU PONT,2006,WIPO
WO2006012326A1,DU PONT,2006,WIPO