IP Vietnam Law regulated the publication of Vietnam patent application as follows:
The patent application accepted as valid shall be published by the NOIP in its Industrial Property Official Gazette in the nineteenth (19) month from the date of priority or the filing date in case the application has no date of priority or within two (2) months after being accepted as a valid application, whichever is later for oppositions and comments of third parties.
Applicants shall pay a fee for such publication.
Patent applications under the Patent Cooperation Treaty (PCT) shall be published within two (2) months from the date it is accepted as a valid application and enters the national phase.
Patent applications containing a request for earlier publication shall be published within two (2) months from the date the NOIP receives that request or the date it is accepted as a valid application, whichever is later.