Supporting documents Do I need to submit translations of PPH supporting documents? Home Service & support Frequently Asked Questions (FAQ) Applying for a patent Patent prosecution highway (PPH) Supporting documents Do I need to submit translations of PPH supporting documents? Facebook X Linkedin Email Do I need to submit translations of PPH supporting documents? Yes, you need to submit translations, if these documents are not available in any of the EPO official languages, i.e. English, French and German. Category Supporting documents Go to FAQ overview