Dear Sir/Madam, after having performed my research I have downloaded an Excel file with my results (patent families). I would like to know now if these patents have been extended and where. Is there a way to do it? The list is too long to do it patent by patent, I would like to do this activity for ...

Thank you and kind regards,
Paola

Dear Sir/Madam,
I was wondering how the sort by relevance works. On the basis of which criterion does Espacenet decide that a document is more relevant than another one?
Thank you and kind regards,
Paola