What are the requirements for the Finnish invention patent application documents?

• via Paris Convention : 12 months from earliest priority date.
• via Nationalization of PCT : 31 months from earliest priority date.

• Grant fee: The applicant shall pay the granted fee within 2 months after receiving the granted notice.
• Annuity: The annual fee for the first to fourth years is included in the application fee. After the granted, the annual fee will be paid from the fifth year and paid once every three years. It must be paid on the last day of the month of the application date. If the annual fee is overdue, it can be paid within a grace period of 6 months, but a late fee of 50.00 euros will be charged.

• Grant fee: The applicant shall pay the granted announcement fee within 2 months after receiving the official notification.
• Annuity: The annual fee can be paid once every 5 years, and the annual fee can be paid within a grace period of 6 months if the annual fee is overdue, and a 20% penalty should be paid at the same time.

yes. Multiple designs may be included in one design.

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

Reinstatement of priority is accepted on the grounds of "due care".

5 months

The novelty grace period is 12 months before the filing date/priority date.

2-2.5 years

• Grant fee: The applicant shall pay the granted announcement fee within 2 months after receiving the official notification.
• Annuity: The annual fee will be paid year by year starting from the third year (including the first-third year annual fee). Overdue annual fee can be paid within a grace period of 6 months, and a 20% late fee will be paid at the same time.