Time Limits for Entering National/Regional Phase under PCT Chapters I and II

(in months from priority date)
(status on 7 September 2012)

Note that detailed information on the excusing of delays in meeting time limits before certain designated/elected Offices is contained in the corresponding National Chapters of the PCT Applicant’s Guide.

 

 

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¹ In the absence of information from the Office concerned, the time limits shown are those which would normally apply under PCT Articles 22(1) and 39(1)(a).  If the Office decides to apply longer time limits, that information will be published in the PCT Newsletter.

² If designated/elected for a European patent, see EP as DO/EO for the applicable time limits.

³If designated/elected for a Eurasian patent, see EA as designated/elected Office (DO/EO) for the applicable time limits.

⁴ This Office acts as DO/EO for the following State which does not act in the capacity of DO/EO:  SZ.

⁵ If designated/elected for an ARIPO patent, see AP as DO/EO for the applicable time limits.

⁶ May be extended upon written request of the applicant.

⁷ Time limit applicable if applicant pays an additional fee for late entry into the national phase (see relevant national chapter of PCT Applicant's Guide for details).

⁸ This Office acts as DO/EO for the following State which does not act in the capacity of DO/EO:  LI.

⁹ A special time limit of 20 months applies in respect of the Danish territory of the Faroe Islands.

¹⁰ This Office acts as DO/EO for the following States which do not act in the capacity of DO/EO:  BE, CY, FR, GR, IE, IT, LV, MC, MT, NL, SI.

¹¹ This time limit may be extended provided that the applicant pays an additional fee for late entry into the national phase.

¹² This Office has notified the International Bureau of the non-applicability of the 30-month time limit under PCT Article 22(1), as modified with effect from 1 April 2002 – it does not yet apply the 30-month time limit for entering the national phase.

¹³ This Office acts as DO/EO for the following States which do not act in the capacity of DO/EO:  BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG.

¹⁴ The time limit can be extended by 30 days if the applicant pays an additional fee for late entry into the national phase.