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Number searches

If you have found a number (for example in an article or magazine) but you do not know what it represents (application, publication, priority or NPL reference number, for example) or which country it comes from, you can use the Number Search function to find the relevant document.
All you have to do is enter the number in the Number Search mask. Depending on availability, the result of your search may contain bibliographic data, a description, claims, mosaics, the original document (in facsimile mode), the INPADOC legal status and the INPADOC patent family .

If there are no results matching your query, please contact the helpdesk .

For more information on patent searching, see the following pages:

Default operators
Boolean operators
Nested queries
Limitations
FAQ searching
Number formats
Country codes
Coverage of the oldest and most recent documents per country