Contact Us: Digital Access Service (DAS) for priority documents
Mandatory fields are marked as (required).
Additional information
General questions about the WIPO Digital Access Service (DAS)
Tel: +41 22 338 9523
Monday to Friday, 09:00 am –6:00 pm CET
To better assist you, please provide the application number of your earlier application and the IP right concerned (Patent, Trademark or Industrial Design application).
Useful links