Here you can find links for access to national and international databases of intellectual property, where you can get information relevant to your business or research, or for drafting scientific paper.

The data available on this site are for informational purposes and is regularly updated / changed, wherefore search results should be treated with caution.

Before beginning your search, it is necessary to carefully study available search instructions for any type of database. The error in the manner of performing database search may mislead the user, so we recommend getting professional advice before initiating any proceedings for the protection of intellectual property on the basis of results obtained from databases.

Institute for Intellectual Property is not responsible for any consequences that may arise from using data taken from databases.

Database name and link Content Remarks:


EPO's patent files Over 60 million patent documents, the largest free database of patents, contains documents from the year 1836 to date


Instruction in Croatian (from

The bibliographic data of all published patent applications and granted rights in Croatia and related patent documents Appearance and search results are in Croatian
epoline The European Patent Register (data to be published during the patent-granting, post-grant information in the national phase, patent families, INPADOC legal status) Enables electronic communication to applicants and legal representatives with the EPO
wipo-patentscope Published PCT international patent application Contains bibliographic data, descriptions of inventions, patent applications, results of preliminary examinations and searches.
USPTO Web Patent Databases Base of patent documents of the U.S. Patent Office
The Eurasian Patent Organization Euroasian base of patent documents
Intellectual Property Office of the Republic of Serbia Published patent applications and the national fund of trademarks and industrial designs Databases of the Serbian Intellectual Property Office and information on intellectual property from Yugoslavia
State Intellectual Property Office of the Republic of Croatia Published applications and industrial property rights in Croatia Updated once a month after the release of the Official Gazette
Slovenian Intellectual Property Office Search of published applications and industrial property rights in Slovenia Databases of the Slovenian Intellectual Property Office
Deutschen Patent- und Markenamtes (DPMA) Published patent applications and the national fund of trademarks Databases of the German Patent and Trademark Office
Madrid Monitor Information on all international trademarks in the system of the Madrid Agreement and Madrid Protocol Updated on daily basis

Hague Express (WIPO)

Hague System for the International Registration of Industrial Designs


European Union Intellectual Property Office