专利局授予专利，是在确认知识产权的唯一性。
Patent Office grants a patent, it is confirming that the intellectual property is unique.
养猪育种者担心如果专利权被确认的话，则他们将来可能就不得不给美国生物技术公司支付使用费。
The pig breeders fear they might have to pay royalties to a US biotech firm in future if the patent is upheld.
专利和商标应由专家小组估价并经中方确认。
Patents and trademarks shall be assessed by a group of experts and confirmed by the Chinese side.
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