How should applicants handle status inquiries for PCT applications?

For status inquiries regarding PCT applications, the MPEP provides specific guidance: Inquiries relating to international applications filed under the Patent Cooperation Treaty (PCT) should be directed to the PCT Help Desk. The MPEP states: Inquiries relating to international applications (PCT) … should be directed to the PCT Help Desk at 1-800-PTO-9199 or 571-272-4300. The PCT…

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