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An applicant can submit the document directly to KIPO either via fax or by post mail as the following information:

KIPO's Fax number : 82-42-481-8578,

* You need to press 011 if dialing from the United States.


KIPO’s Mailing address :

International Application Division Korean Intellectual Property Office Government Complex-Daejeon,

189 Cheongsa-ro, Seo-gu, Daejeon 35208 Republic of Korea


Also, the applicant may submit/upload the PCT intermediate documents through the “ PCT ISA portal” system on KIPO English website,

The service path is : => click “PCT ISA Portal” => click “ PCT Status”.

You may also use the following link : .

Please enter your PCT application # and password on the ISA/202.


* In KIPO’s PCT ISA portal system, please kindly note that if it is your first time, you will need to run/install the executable program, i.e. “raonkSetup.exe” application on your computer to download/upload the documents. You might find any pop-up message for it on the bottom (or top) of the screen and click " run" or "save" when you see the message. Once you installed it, you will not need to do it again next time.