https://www.epo.org/en/service-support/faq/searching-patents/asian-patent-information/japan/filing-grant/does-japan-allow
Does Japan allow divisional applications?
Yes. In Japan, if your application comprises multiple inventions you may divide it into two or more applications. However, the scope of the descriptions and drawings of the divisional applications may not extend beyond that of the original application.
If you require a more detailed answer, please send us your question using the contact form.
Category