What is the purpose of Form PCT/IPEA/408 in international patent applications?

Form PCT/IPEA/408 serves a specific purpose in the international patent application process. According to MPEP 1876: “Mistakes that are not obvious may be called to applicant’s attention in Box VII of PCT/IPEA/408.” This form is used by examiners to communicate non-obvious mistakes or issues to the applicant. It’s part of the written opinion of the…

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