What is the significance of foreign patent documents in MPEP 904 searches?

MPEP 904 emphasizes the importance of including foreign patent documents in comprehensive prior art searches. The section states:

“In general, the examiner should search in all pertinent areas of the US, FPRS (Foreign Patent Retrieval System), NPL and Internet databases…”

Key points about searching foreign patent documents include:

  • Foreign Patent Retrieval System (FPRS) is a specific tool mentioned for accessing foreign patents
  • Examiners are expected to consider relevant foreign patent documents
  • Foreign patents can provide valuable prior art not found in US patents
  • The global nature of technology development necessitates searching beyond US patent databases

By including foreign patent documents in their searches, examiners can ensure a more comprehensive examination of the global state of the art relevant to a patent application.

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Tags: Foreign Patent Documents, fprs, patent examination, prior art search