Evidence-backed facts
- EPO Open Patent Services provides REST and XML access to published patent bibliographic, family, full-text, image, register, and legal-event data families. informative
- Access uses registered OAuth client credentials, which are secrets and do not grant patent-filing, register-change, representative, or payment authority. informative
- Clients must bind service family, publication or application identifier, range, representation, token lifecycle, quota, and fair-use pacing; free use has documented volume limits. informative
- Patent records and legal events can be delayed, corrected, jurisdiction-specific, or incomplete and do not replace the official register, current legal-status analysis, or legal advice. informative