November 2016 | No. 11/2016


Non‑Working Days at the International Bureau and Publication Schedule at the End of the Year

For the purposes of computing time limits under PCT Rule 80.5, the days on which the International Bureau (IB) will not be open for business are, for the period from 1 January to 31 December 2017, the following:

All Saturdays and Sundays, and

2 January 2017

14 and 17 April 2017

25 May 2017

5 June 2017

7 September 2017

25 December 2017

29 December 2017

Note that the days indicated above concern only the IB and not the national or regional Offices. The closed dates in 2017 for other Offices, where available, can be found on the PCT website at:


Non-working days at the International Bureau at the end of this year

The non‑working days at the International Bureau (IB) during December 2016 and January 2017, in addition to the weekends, will be:

Monday, 26 December 2016 and
Friday, 30 December 2016 and Monday, 2 January 2017.

The IB will therefore be open for business from Tuesday, 27 December to Thursday, 29 December 2016, and will then be open as usual from Tuesday, 3 January 2017. 

The dates of operation of the PCT Information Service and the PCT eServices Help Desk, as well as information on the publication schedule, are given below.

PCT Information Service

The PCT Information Service will be closed from Monday, 26 December 2016 to Monday, 2 January 2017, inclusive.  It will reopen on Tuesday, 3 January 2017 at 9:00 (Central European time (CET)).

Please note, however, that if you call the PCT Information Service (telephone number:  (+41‑22) 338 83 38) during the holiday period, there will be a recorded message providing a telephone number for cases requiring urgent attention.  It is recalled that the PCT Information Service answers general inquiries about the filing of international applications and the procedure to be followed during the international phase of the PCT (questions relating to specific applications should be addressed to the PCT Processing Service).  For further information, see: 


PCT eServices Help Desk

The schedule for the PCT eServices Help Desk during the end-of-year holiday period will be as follows:

Monday, 26 December 2016:                      Closed

Tuesday, 27 December 2016 to
   Thursday, 29 December 2016:                Open as usual, from 9:00 to 18:00 CET

Friday, 30 December 2016 to
   Monday 2 January 2017:                         Closed

Tuesday, 3 January 2017, onwards:           Open as usual, from 9:00 to 18:00 CET

It is recalled that the PCT eServices Help Desk responds to inquiries related to services for the purpose of preparing, filing and managing applications electronically: ePCT (https://pct.wipo.int), PCT-SAFE (http://www.wipo.int/pct-safe/en/index.html), WIPO digital certificates and Digital Access Service (DAS) (http://www.wipo.int/das/en/).

Publication schedule

During the forthcoming holiday period, there will be no changes to the publication schedule for PCT applications.  They will be published, as usual, on Thursdays (that is, on Thursday, 29 December 2016 and Thursday, 5 January 2017), and there will be no change to the deadlines for receipt of changes which should be taken into account for the purposes of international publication (which will be at midnight (CET) on, respectively, Tuesday, 13 December 2016 and Tuesday, 20 December 2016). 


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