Welcome to Single Access Portal This portal is designed to enable staff of National Patent Offices and other stakeholders to interact with the EPO and monitor their activities in a harmonised, efficient, and user-friendly manner. Tools and services Main tools Patent information centers (PATLIB) Welcome to the PATLIB platform for collaboration and communication Multilateral Cooperation The EPO is involved in a range of multilateral co-operation activities. Classification Technology Intelligence Platform The Technology Intelligence Platform (TIP) is a powerful, JupyterLab-based tool for exploring, processing, analysing, and visualising patent data Other services Convergence of Practice Overview of implementation across the Contracting states. Status of ratification procedures The "status of ratification procedure" refers to the progress made in the formal approval process of international treaties within the EPO Contracting, Extension, and Validation States. Useful links EPO universe EPO.org Main EPO website Ansera-based Search tool Search patents Espacenet.org World’s largest patent database Contact us Please contact us to report an issue, request access or ask a question. Contact National Office Support #ffffff