Can Austrian invention patent application priority be restored?

• via Paris Convention : 6 months from earliest priority date.
• EU route: 6 months from earliest priority date.
• Hague Agreement route: 6 months from earliest priority date.

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.

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.

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.

• 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.

20 years. Patented medicines and plant protection new varieties can obtain an additional 5-year renewal period, and children's medicines can obtain an additional half-year patent protection period.

yes

The initial protection is 5 years, which can be renewed 4 times for a maximum protection of 25 years.

Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.