4-5 years
Reinstatement of priority is accepted on grounds of "due care."
Polish Intellectual Property Office
English: Patent Office of the Republic of Poland, abbreviation: PPO
Website: uprp.gov.pl
Polish Utility Model Patent Search: Wyszukiwarka prosta (uprp.gov.pl)
A 6-month novelty grace period is available if the disclosure is caused by a third party in bad faith.
- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from earliest priority date.
- EU appearance route: 6 months from the earliest priority date.
no
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
- Validation of European Patent in EPO member states: 3 months from the date of European patent grant.
yes
If disclosed by the author or his successor, the novelty grace period shall be enjoyed within 12 months after the first disclosure.
no
There is a 6-month novelty grace period in Poland if the disclosure is caused by a third party in bad faith. Previously, there was no novelty grace period for patent applications in Polish IP legislation.