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All fields marked with * are mandatory.
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Additional information
General or legal questions about the PCT
Tel: +41 22 338 8338
(Monday to Friday 9.00 am - 6.00 pm CET)
Fax: +41 22 338 8339
PCT Infoline Webpage
For questions concerning a specific application you can directly contact the authorized officer using the details indicated at the bottom of the IB form.
Questions about filing a PCT application using the RO/IB
Tel: +41 22 338 9222
(Monday to Friday 9.00 am - 6.00 pm CET)
Fax: +41 22 910 0610
RO/IB Webpage
In the case of filing by hand-delivery, a letter box is available 24 hours a day, seven days a week.
Questions about e-filing with PCT-SAFE, ePCT, DAS and Online Document Upload
Tel: +41 22 338 9523
(Monday to Friday 9.00 am - 6.00 pm CET)
PCT e-Services Webpage
ePCT
Priority Document Access Service (DAS) Webpage
Online Document Upload Webpage
 WIPO Official Holidays
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