If the examiner becomes provisionally convinced through the comparison that new matter beyond the original text does exist, the examiner indicates such effect as a reason for refusal and invites the applicant's assertion or counterevidence that new matter beyond the original text does not exist.
その結果、原文新規事項が存在するとの一応の心証を得た場合は、これを拒絶理由において指摘し、原文新規事項に該当しない旨の出願人の主張、反証を待つ。 - 特許庁