https://www.epo.org/en/service-support/faq/searching-patents/asian-patent-information/chinese-taipei/filing-grant/foreign

As a foreign applicant, do I need to appoint a professional representative in Chinese Taipei?

Yes. If you do not have a residential or business address in Chinese Taipei, you must appoint a TIPO-registered professional representative to represent you in the patent grant procedure there.

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