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 Utility Model Patent Search: National Patents Search (patentamt.at)
yes
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.
Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.
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.
10 years
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.
Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.
ATPO only conducts formality examination of design patent applications.
If within 12 months before the filing of the design patent application, due to the disclosure of the designer or its former right holder, the novelty grace period can be enjoyed.