What is the broadest reasonable interpretation (BRI) in patent claims?

The broadest reasonable interpretation (BRI) is a fundamental principle in patent examination. According to MPEP 2173.01, “During examination, a claim must be given its broadest reasonable interpretation consistent with the specification as it would be interpreted by one of ordinary skill in the art.”

The MPEP further explains:

“Because the applicant has the opportunity to amend claims during prosecution, giving a claim its broadest reasonable interpretation will reduce the possibility that the claim, once issued, will be interpreted more broadly than is justified.”

This approach ensures that the scope of the claim is clear and not overly broad, while still allowing for reasonable interpretation within the context of the specification.

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Topics: MPEP 2100 - Patentability, MPEP 2173.01 - Interpreting The Claims, Patent Law, Patent Procedure
Tags: Claim Interpretation, patent claims, patent examination