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Espacenet: free access to millions of patent documents. Find out if your invention is unique or if other inventors have filed patent applications that are considered to be prior art.
Advanced search. Enter numbers with or without country code. e.g. EP1883031 Publication number Tooltip. e.g. EP07010825 Application number Tooltip. e.g. US20030423700 Priority number Tooltip. Enter one or more dates (and/or date range for publication date) e.g. 20070919 Filing date Tooltip. e.g. 20070919 Publication date Tooltip.
espacenet is an entry-level, internet-based patent document search service offered free of charge. It provides basic search and retrieval functions on a range of patent and patent-related documents. As an entry-level service espacenet can be a new user's first experience with patent information.
25 Αυγ 2019 · Enjoy a seamless search experience and an application that adapts to the size/format of your devices. Search in all data, including full text, per default. See your search query at all times and refine it whenever you want. Browse the entire result list with abstract snippets and/or drawings.
16 Ιουλ 2024 · Espacenet. This database was developed by the European Patent Office (EPO). The search function allows users to find patents and other information from around the world. There is an easy ("smart") search as well as an advanced search (useful only if you already know what you are looking for, such as specific titles or publication numbers).
With EP full-text search you can: perform your searches in a secure (https) environment and save queries for later use. use over 60 search criteria. access the original document in PDF. machine-translate the titles, abstracts, descriptions and claims of the retrieved documents using Patent Translate. display your search statistics graphically.
