Contracting state



Must a national professional representative be appointed?



Applicants with no permanent address or principal place of busi­ness in the Republic of Bulgaria are required to act in proceedings before the Bulgarian Patent Office through local industrial property representatives.

Art. 3(2) PL


(a) Special fee payable?

(b) If so, when due?


(a) For the publication of the mention of the filing of the translation: BGN 45

(b) No mention of the filing of the translation is published in the Official Bulletin until the fee for publication has been paid.

Art. 72b(2) PL


Language(s) in which the translation must be filed



Art. 72b(2) PL


(a) Must a form be used?

(b) No. of copies to be filed


(a) No

(b) 3

Art. 72b(2) PL


Manner and form in which the translation is made available to the public


On the date of publication of the mention of receipt of the translation, the translated claims are simultaneously made available in paper form (one copy) at the Patent Library in the Bulgarian Patent Office.

Art. 72b(2) PL


Correction of translation

(a) permitted?

(b) Special fee payable?


(a) Yes

(b) Fee for publication of the mention of the correction in the Official Bulletin: BGN  45

Art. 72d(3) PL


Special features


Corrections concerning the claims of a European patent application must be made available to the public by the Bulgarian Patent Office at the same time as the mention in the Bulletin is published, and have effect with respect to third parties as of the publication date of the mention.

The translation of the claims must be accompanied by a translation of the biblio­graphic data of the European patent applica­tion (name and address of the applicant, title of the invention, the EP application and publication numbers, number and date of European Patent Bulletin).

Art. 72b(2), 72d(3)(4) PL

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