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The dossiers of the national trademarks are stored, in two separate collections in paper format only: Registered trademarks – in numerical order under the registration number; Refused trademarks – in numerical order under the application number. The dossiers of the international trademarks designating Bulgaria are stored in numerical order under the number of the international registration – MI (marques internationales) documents. The dossiers of the international registrations with a subsequent territorial extension for Bulgaria (so called ET ”extenension ”extension territoriale” documents) are given a separate number forming part of a sequential numbering system and are stored in numerical order.
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