Patent Application Encyclopedia

The initial protection period is 5 years, renewable 4 times, up to 25 years.

20 years, inventions of pharmaceuticals, agrochemicals and pesticides can enjoy a maximum patent term extension of 5 years.

• Grant fee: The granting official fee must be paid within 3 months after receiving the granted notification from the Patent Office, and the annual fee for the year of granted must be paid at the same time.
• Annuity: The annual fee shall be paid year by year from the first year since the filing date, and the subsequent annual fee shall be paid on the day before the announcement date of each payment year. If the annual fee is overdue, the payment can be postponed within a grace period of 6 months, but a late fee will be charged.

• Licensing Fee: None.
• Annuity: You can pay the annual fee for the 1st-5th year at the end of the second year of the validity period, and pay the 6th-10th annual fee at the end of the 6th year. If the annual fee is overdue, it can be paid within a grace period of 6 months, and a 20% late fee will be paid at the same time.

OSIM only conducts formality examination of utility model patent applications. OSIM issues a search report within 6 months from the date of filing, and attaches relevant documents related to the prior art related to the novelty. The applicant may amend the patent application within 2 months from the receipt of the search report. The search report can be published at the time of grant or after grant at the request of the applicant/third party.

20 years

Deadlines for entering the national/regional phase under Chapters I and II of the PCT Treaty

(Monthly from priority date)
(Status as of June 7, 2022)

For detailed information on extensions of deadlines in specific designated/elected Offices, see the corresponding national chapters of the PCT Applicant's Guide.

1. If a European patent is designated/elected, the applicable term is found in the information on EP (European Patent Office) as designated/elected Office.
2. In case of designation/elected Eurasian patent, the applicable term can be found in the information on EA (Eurasian Patent Office) as designated/elected Office.
3. In the absence of information from the Offices concerned, the time limits indicated are those generally applicable under Articles 22(1) and 39(1)(a) of the PCT Treaty. If the Office decides to apply a longer period, the information will be published in the PCT Communications.
4. For the following countries which do not operate a designated/elected Office of their own, this Office is designated/elected: SZ.
5. This time limit can be extended if the applicant pays an additional fee for late entry into the national phase (see the national phase information below for details).
6. If ARIPO patent is designated/elected, the applicable term can be found in the information on AP (ARIPO) as Designated/Elected Office.
7. It may be extended upon written request of the applicant.
8. The time limit applicable when the applicant pays the additional fee for late national phase entry.
9. For the following countries which do not operate a designated/elected Office of their own, this Office is designated/elected: LI.
10. For the following countries that do not operate a designated/elected Office of their own, this Office is designated/elected Office: BE, CY, FR, GR, IE, IT, LT, LV, MC, MT, NL, SI, SM .
11. The Office had informed the International Bureau that the time limit under Article 22(1) of the PCT Treaty, as amended and entered into force on April 1, 2002, did not apply to it - it did not yet apply the 30-month time limit for entry into the national phase.
12. Designated/elected Office for the following countries for which no designated/elected Office operates of its own: BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR , NE, SN, TD, TG.
13. This time limit may be extended by 30 days if the applicant pays an additional fee for late entry into the national phase.
14. This period can be extended by up to 18 months on payment of the prescribed fee by the applicant (see National Phase Information for details).
15. After the 30-month period (30 months from the priority date), the applicant may request restoration of the rights within 12 months, provided that the restoration fee is paid and the Canadian Patent Rules 154(3 ) with respect to (delay of national phase entry) other requirements for reinstatement of rights.
16. Applicable to international applications filed on or after 1 July 2020.

Source: https://www.wipo.int/pct/en/texts/time_limits.html

• via Paris Convention : 12 months from earliest priority date
• via Nationalization of PCT : 31 months from the earliest priority date (Applications may be filed within 3 months of expiry of the 31-month period, subject to payment of additional fees.)
• Ways to take effect in Europe: within 3 months of the European patent grant announcement date

• via Paris Convention : 12 months from earliest priority date.
• via Nationalization of PCT : 30 months from the earliest priority date.

no

no

1-2 years

6-8 months

Bangladesh Patent and Trademark Office

English: Department of Patents, Designs and Trademarks Ministry of Industries, abbreviation: DPDT

Website: Department of Patents, Designs and Trademarks (DPDT)

• via Paris Convention : 12 months from earliest priority date.
• via Nationalization of PCT : 30 months from the earliest priority date.

via Paris Convention : 12 months from earliest priority date.

6 months before the filing date/priority date.