Nobody can patent the same thing in the US. It does not mean they cannot manufacture it or sell it in the US. If you are dealing with a US company, file an application before you talk to anybody. Do not ever trust an NDA.
回複:謝謝!就是說中國專利還是保護了自己在他國(如美國)的權利,別人至少不能申請同樣的技術了?
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