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BE - Belgium
Intellectual Property Office (Belgium)

Useful information

The PCT Applicant’s Guide is updated almost every week with information received by the International Bureau.
In case of question, please contact the Office or the International Bureau (
List of abbreviations used in this document:
Office: Intellectual Property Office (Belgium)
List of related countries and Offices used in this document:
Refer to List of WIPO Standards, Recommendations and Guidelines (formerly Annex K, List of country names and two-letter codes). It includes a list of short names and two-letter codes accepted for use in indicating States, other entities and intergovernmental organizations (and their Offices) in documents relating to international applications under the PCT. The list is as set out in WIPO Standard ST.3.
Also refer to PCT Contracting States (formerly Annex A).
PCT Reservations, Declarations, Notifications and Incompatibilities
The Office does not have any reservations, declarations, notifications or incompatibilities.
Refer to the full list.
Office Closed dates
The Office is closed weekly on Saturday and Sunday
Additional closed dates can be consulted on the Office Closed dates page

International Phase

Annex B - Information on Contracting States or Intergovernmental Organization

Contracting State:
Two-letter code:
Name of Office (original language):
Office de la propriété intellectuelle (Belgique)
Name of Office:
Intellectual Property Office (Belgium)
Atrium C
Rue du Progrès 50
B-1210 Bruxelles
Mailing address:
Same as above
(32-2) 277 90 11
(32-2) 277 52 62
Does the Office accept the filing of documents by means of telecommunication (PCT Rule 92.4)?
Yes, by facsimile
Which kinds of documents may be so transmitted?
All kinds of documents
Must the original of the document be furnished in all cases?
within 14 days from the date of the transmission
Does the Office send notifications via e-mail in respect of international applications?
Would the Office accept evidence of mailing a document, in case of loss or delay, where a delivery service other than the postal authorities is used (PCT Rule 82.1)?
Is the Office prepared to allow applicants to make applications available to the WIPO Digital Access Service for Priority Documents (DAS) (PCT Rule 17.1(b-bis)?
Competent receiving Office(s) for international applications filed by nationals or residents of this State:
Nationals or residents of Belgium or legal persons having a principal place of business in Belgium must file an international application which may be of interest for national defense or security with the Intellectual Property Office (Belgium)
Does national legislation restrict the filing of international applications with foreign Offices?
Refer to the Office
Competent designated (or elected) Office(s) for this State:
Refer to corresponding National Phase.
Types of protection available via the PCT:
European patents
Availability under the national law for an international-type search (PCT Article 15):
Article XI.23, paragraph 10 of the Code of Economic Law
Provisional protection after international publication:
Designation for the purposes of a European patent:
(1) International application published in one of the EPO official languages:
compensation reasonable in the circumstances, on condition that any national requirements relating to the translation of the claims in the application have been met
(2) International application published in a language which is not an EPO official language:
the protection referred to in (1) does not become effective until the EPO publishes the international application supplied to it in one of its official languages
Information of interest if this Contracting State is designated (or elected)
Are there special provisions concerning the deposit of microorganisms and other biological material?
For a European patent
Refer to Annex B(EP)

Annex C - Receiving Office

The Office does not act as receiving Office
This Office has delegated its RO functions to RO/EP. Refer to Annex C(EP) for more information.

National Phase

The Office closed the national route


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V. 1 printed on 24 Mar 2023