25 years from the filing date.
Who can represent persons not having their domicile or seat in Poland before the Polish Patent Office?
What may be registered as an industrial design in Poland?
When a Polish patent attorney is sufficient and when do you need a European patent attorney?
The devil is in the details…, or from when one should count the 5-year period, during which it is possible not to use one’s trade mark without consequences?
Fee changes for trademark prosecution in Poland