WIPO Priority Document Access Service (PDAS)
Frequently asked questions
- What is the Priority Document Access Service (PDAS)?
- Who will be able to use the service?
- What is the difference between an Office of First Filing (OFF) and an Office of Second Filing (OSF)?
- What are the PDAS benefits for applicants?
- How do I register my new GB patent application into the PDAS System?
- Will the electronic receipt include confirmation of whether PDAS was selected?
- How and when do I obtain my unique "Access Code"?
- Can I use the Access Code to view my priority documents in the digital library, for example to check that the correct document has been filed?
- How do I make the priority documents available for accessibility to the Office of Second Filing?
- Can I select "all" participating countries?
- If more countries start participating in PDAS will I need to go back into the service to add these countries or would these countries automatically have access to the priority documents already on the system?
- How do I request the Intellectual Property Office retrieves a PDAS priority document?
- Will the Intellectual Property Office tell me that they received a copy of the priority document?
- What if the applicant incorrectly declares that a document is held in PDAS?
- What happens if the applicant fails to authorise the Intellectual Property Office to retrieve a priority document from PDAS?
- Will the OSF take a copy for their file (rather than needing access to the document on PDAS for potentially many years)?
- Can I use the SFD electronic filing module to subsequently request oFF participation?
- How will confidentiality be ensured?
- What is WIPO's archiving/deletion policy for priority documents on PDAS?
- What happens when a first filed application is withdrawn in the OFF (before 'A' publication)?
- What if things go wrong?
- What costs will be associated with the service?
- Can PDAS only be used for the secure transfer of Patent Priority Documents?
- Can I withdraw my patent application from the PDAS system after it has been registered?
- For PDAS support or further information, who can I contact?