2-3 years
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 31 months from earliest priority date.
Reinstatement of priority is accepted on the grounds of "Unintentional".
yes
no
If the British patent application is disclosed in an officially recognized international exhibition 6 months before the application, or is disclosed maliciously by a third party, the novelty grace period will be enjoyed. Evidence of exhibits at the exhibition must be submitted with the application.
2-3 years
The initial protection period is 5 years, which can be renewed 4 times, and the maximum protection period is 25 years.
yes
20 years. Pharmaceutical invention patents have supplementary protection certificates (Supplementary protection certificates, SPC), which can extend the protection period for 5 years.
- Authorization Fee: None
- Annuity: The first annual fee needs to be paid year by year from the fifth year after the granted. The applicant should pay the annual fee within 3 months before the due date. The deadline is the last day of the month where the application date is located. Overdue payment can be made within the 6-month late payment period. Except that no penalty will be charged for the first month, a penalty of GBP 24.00 per month will be charged for the remaining months.