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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.
25 Αυγ 2019 · Espacenet: free access to over 150 million patent documents. Siemens EP 2007Smart search: Clear. New Espacenet is here. Why not move to the new interface and get started right away? Key features: Enjoy a seamless search experience and an application that adapts to the size/format of your devices.
Search patents and technologies categorised by name, JRC reference number, IPR status, science area, keyword and JRC institute. Find patents on the European Patent Office and on the Joint Research Centre (JRC).
Espacenet is a free patent search tool accessible to beginners and experts. It contains data on more than 120 million patent documents from around the world and is updated daily. Supporting information can help you understand whether a patent has been granted and if it is still in force.
Search and read the full text of patents from around the world with Google Patents, and find prior art in our index of non-patent literature.
