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Questions tagged [databases]

Databases of patents, patent application and prior art. For questions about database software, use the [data-processing-databases] tag.

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List or Registry of Expired Patents

Is there a national Registry of Expired Patents that one can search through for reference?
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Retrieve US patents claims

I am trying to automatically retrieve patents claims from different jurisdictions. Open Patent Services allows to retrieve patents Claims from WO, EU, and several other patent offices whereas no ...