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The patent status stored in the ifi-integrated-content container is created and maintained to display the latest recorded status, which affects whether the patent is still in force or, in the case of applications, whether the application is pending, granted, or inactive. In creating this status indicator, we track the sequence of legal status events reported to the EPO from the national offices and delivered in the Inpadoc INPADOC file and map them to a distinct set of values. For China, we also receive legal status information from our Chinese data source. IFI's patent status indicator is a useful estimate but should not be considered authoritative. An attorney or the relevant patent office should be consulted for an authoritative expiration and status determination.
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Note: Detailed information about Inpadoc INPADOC legal status data and coverage can be found at https://www.epo.org/searching-for-patents/helpful-resources/data/tables/weekly.html. |