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 International Preliminary Examining Authority (IPEA) and provides a formal means of notifying applicants about potential problems or areas for improvement in their application that may not be immediately apparent.
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