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Do you have questions about trademark, design and patent rights? Give us a call on +47 22 38 73 00 or send us a message. We will help you as soon as we can.
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Our opening hours are Monday–Friday, 9 am – 3.45 pm.
Contact information
| Organization Number: | 971 526 157 |
| Postal Address: | Patentstyret, Postboks 4863 Nydalen, NO-0422 Oslo |
| Address: | Innspurten 11C, 0663 Oslo |
| E-mail: | post@patentstyret.no |
| Customer Service Center: | +47 22 38 73 00 |
Telephone enquiries: Monday–Friday, 9 am – 3.45 pm.
We are open every weekday.
If you send an e-mail to our e-mail address, you will receive an automatic confirmation that we have received your e-mail. If you do not receive such a confirmation, you must contact us again. To be sure that we get your inquiry, you can use our digital form or Altinn.
Press
Are you looking for statistics, reports, or statements from us regarding trademark, design, and patent registrations? Our press contact handles all inquiries from the media.
Official Public Holidays 2026
| Date | Public Holiday |
| Thursday 14 May | Ascension Day |
| Monday 25 May | Whit Monday |
| Thursday 24 December | Christmas Eve |
| Friday 25 December | Christmas Day |
| Thursday 31 December | New Year's Eve |
Official Public Holidays 2027
| Date | Public Holiday |
| Friday 1 January | New Year's Day |
| Wednesday 24 March from 12:00 | Day before Maundy Thursday |
| Thursday 25 March | Maundy Thursday |
| Friday 26 March | Good Friday |
| Monday 29 March | Easter Monday |
| Thursday 6 May | Ascension Day |
| Monday 17 May | 17 May (Constitution Day) / Whit Monday |
| Friday 24 December | Christmas Eve |
| Friday 31 December | New Year's Eve |