6 months
no
no
no
The initial period of protection is 6 years, which can be renewed twice, up to a maximum of 10 years.
If within 12 months before the filing date/priority date, the essence or details of the invention are maliciously disclosed, or exhibited by the inventor in an international or official exhibition, the invention does not lose its novelty.
8 months
If within 12 months before the filing date/priority date, the essence or details of the invention are maliciously disclosed, or exhibited by the inventor in an international or official exhibition, the invention does not lose its novelty.
20 years
10 years
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.