IP due diligence before investment or M&A in Japan — what translation and certification is expected?

The issue to settle here is “IP due diligence before investment or M&A in Japan”, so it deals with the case-specific points first and the shared rules afterwards. Once the set is complete, check it line by line against the destination's own checklist before filing. When several certification layers are required, start with the slowest one. Public holidays and embassy closures move certification queues more than most people expect. Note who signed each certification and on what date for later reference. Record the reference number of each certification layer; it is the fastest way to trace status. A key variable is the filing channel (in person, agent or online), which sets the copy format to prepare. The most frequent cause of delay in this group is missing supporting documents on the first submission. Before starting, plan the timeline so certification finishes before the real filing deadline, then ask in advance which category of certified translator the destination accepts, then make sure document numbers, issue dates and issuing-office names match across the set. The specifics here are purpose: Duediligence; destination: Jp, and those decide which translation and certification level applies. The terms that frame this page are diligence · before · investment · Japan. Thai intellectual-property documents used abroad follow this order: a complete translation, signature certification by a notarial services attorney where the receiver requires it, certification by the Legalisation Division of the Department of Consular Affairs, Ministry of Foreign Affairs, then the destination embassy or consulate where required. Confirm the order with the receiving party first — skipping one step means starting again. Thailand acceded to the Madrid Protocol, in force for Thailand since 2017. An applicant may use a Thai application or registration as the basis for an international application filed through DIP as office of origin; WIPO records it and forwards it to the designated members. Examination and refusal remain with each designated office, so goods and services wording must be translated faithfully and consistently with the Nice classification. ILC handles documents only — translation, certified translation, arranging notarial-attorney certification and running legalisation at the Department of Consular Affairs and embassies. It is not a registered IP agent, not a law firm, does not file applications, does not give similarity or novelty opinions and guarantees no decision by DIP, WIPO or IP Australia. Cost and lead time depend on page count, target language, how technical the text is and the certification steps required, so every file is quoted before work starts. Send scans of every page together with the written requirements from the Department of Intellectual Property, the receiving agent or the requesting authority via LINE @NAATI, call +66 80-557-8887 or email ilc@thainotary.co.th.

ปรึกษาฟรี — LINE @NAATI · โทร 080-5578887 · อีเมล ilc@thainotary.co.th