Free consultation, Intellectual property, News, Q&A Does VIETNAM permit divisional applications to be filed, and if so, what is the deadline for filing ? Yes. One or more divisional applications can voluntarily be filed at any time during the prosecution, i.e. prior to grant of the parent application. Facebook Twitter Google+ Pinterest LinkedIn It is possible to extend the deadline of filing a request for patent application in Vietnam? How long does it take to obtain a patent in Vietnam?
