- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from earliest priority date.
15 years
2-3 years
Reinstatement of the right of priority on the grounds of "unintentional" is accepted and subject to payment of the right of priority restoration fee.
yes
If the disclosure is caused by the inventor or the information source of the discloser is the inventor; or if the disclosure occurs again after being disclosed by the above-mentioned subject, the patent enjoys a novelty grace period within 12 months before the filing date/priority date.
no
- Grant fee: The applicant shall pay the granted registrar's fee 3 months after receiving the granted decision notice.
- Annual Fee: None.
yes
20 years
USPTO
English: United States Patent and Trademark Office, abbreviation: USPTO
Website: www.uspto.gov
US invention patent search: Patent Public Search | USPTO