COVID-19 - The Danish Patent and Trademark Office is operating as normal. Read more here

Turning ideas into assets

Patent & Utility Model

International filing

1.1 Validation of European patents in Denmark

1.1.1 The London Agreement

1.1.2 Guidelines for Validation of European patents in Denmark

1.2 Patent Prosecution Highways (PPH)

Information about our PPH agreements is available here.

1.3 Nordic Patent Institute

Danish Patent and Trademark Office is co-partner of Nordic Patent Institute, an international organisation established by the governments of Denmark, Iceland and Norway.

1.4 Information regarding PCT applications

1.4.1 Special time limits no longer apply to Faroe Islands when a PCT application enters the national phase in Denmark.

1.5 Information regarding Patent Litigation Insurance

1.5.1 Information about Patent Litigation Insurance

1.6 Notice concerning the situation in Japan after the earthquake on 11 March 2011

1.6.1 Notice from the Danish Patent and Trademark Office concerning the situation in Japan after the earthquake on 11 March 2011

Last edited: Friday, October 02, 2009
Do you have any comments on this content?
Do you need further information on this content?

Nordic Patent Institute

NPI offers the following services:
- International Searching Authority and Preliminary Examination Authority under the PCT system for residents of the contracting states
- International Type Searches in connection with national patent applications
- Supplementary International Searches
- Searches for other patent authorities and private customers.
>> More information about NPI

Online Tools

Danish Patent and Trademark Office offers a wide range of self-service products.
All of our e-services are made to make it easier for our customers.
>> Learn more and access our online tools

Need help?

Please contact our Customer Service Center on
Mon - Thursday 9H-16H (GMT+1).
Friday 9H-15H (GMT+1).
Tel: +45 4350 8301
e-mail: pvs@dkpto.dk