20 years
A 6-month novelty grace period is available if the disclosure is caused by a third party in bad faith.
Reinstatement of priority is accepted on grounds of "due care."
yes
10 years
Polish Intellectual Property Office
English: Patent Office of the Republic of Poland, abbreviation: PPO
Website: uprp.gov.pl
Polish invention patent search: Wyszukiwarka prosta (uprp.gov.pl)
no
1-6 months
yes
25 years
Filing Language: Polish
Necessary documents:
- Exterior Design Picture (Six Views)
 - A Brief Description
 
Attachments (if any):
- Power of Attorney
 - Certified Priority Document
 - Declaration of Ownership/Certification of Employment/Assignment of priority
 - Assignment for Patent Right Transfer
 - Patent application fee payment certificate