|Languages||Allowable language(s) for specification upon filing to obtain filing date||Vietnamese|
|Language(s) of translation (language(s) of procedure)||N/A|
|PCT||National/regional phase possible||Yes|
|Time limit for entering national/regional phase||31 months (extension of 6 months available)|
|Time limit for filing translation||Upon entry into the national phase|
|Paris Convention / Direct||Time limit for filing translation||N/A|
|Certification needed for translation||N/A|
|Certified copy of priority application required||Yes, within 3 months from filing|
|Translation of priority application required||Upon request|
|Certification needed for translation of priority application||Yes|
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