1-3 years
The novelty grace period is 12 months before the filing date/priority date.
12-18 months
no
20 years, inventions of pharmaceuticals, agrochemicals and pesticides can enjoy a maximum patent term extension of 5 years.
The initial protection is 5 years, which can be renewed every 5 years, up to a maximum of 25 years.
ROSPATENT conducts formality examination and substantive examination of the design patent application. The applicant should submit the examination request and pay the corresponding fees together with the new application, and try not to submit color renderings.
13 years
yes. The applicant can request to change the patent type from utility model to invention before the patent is granted.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
yes. The applicant may request that the patent application be changed from an invention to a utility model before the publication of the patent application but no later than the grant decision.