Contact details – patents

Street address
Sörnäisten rantatie 13 C, Helsinki

Mailing address

Tel. +358 29 509 5000

Fax +358 29 509 5328

Bank accounts

Patent Advisory Service
Mon–Fri 9.00–16.15
Read more about our advisory service.
+358 29 509 5858
Email: advice.patents(a)
Secure email: read more below

Send secure email to PRH

Use the secure email if your matter is confidential, even to the slightest extent, or you want to send us a sensitive search order. You can send secure email to us at

  1. Type your email address in the box after “From" and click “Continue".
  2. Click “Register" to register your email address. A personal link will then be sent to your email address.
  3. Log into your email account and click on the link to write secure messages.
  4. Select "Patent and Trademark Advisory Service" as recipient and click "Done".
  5. Write a message.
  6. Click “Send".

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Latest update 07.12.2017