2 years
1 month
yes. Before the patent is granted/rejected, the patent type can be changed from invention to utility model at the request of the applicant. Can only be converted once.
10 years
yes. Prior to patent grant/rejection, the patent type can be converted from utility model to invention at the request of the applicant. Can only be converted once.
A novelty grace period of 6 months prior to the filing date/priority date may be granted if the invention is disclosed as a result of apparent misuse by the applicant or its former right holders, or if the invention is exhibited at an official or officially recognized exhibition.
2 years
A novelty grace period of 6 months prior to the filing date/priority date may be granted if the invention is disclosed as a result of apparent misuse by the applicant or its former right holders, or if the invention is exhibited at an official or officially recognized exhibition.
- 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: within 3 months from the date of grant of the European patent.
Austrian Patent Office
English: Austrian Patent Office, abbreviation: ATPO
Website: Home | Das Österreichische Patentamt
Austrian patent search for inventions: National Patents Search (patentamt.at)
no