先用权抗辩

先用权抗辩先用权抗辩
  1. 专利侵权诉讼中的先用权抗辩研究

    Research on Prior User Rights Defense in Patent Infringement Lawsuit

  2. 分别比较了现有技术抗辩与先用权抗辩原则、禁止反悔原则以及等同原则的区别,明确了各自的概念,加深了对现有技术抗辩的理解。

    The distinctions of prior right defense principle , estoppel principle , doctrine of equivalents and existing technology defense are compared respectively and their concepts are defined , deepening the understanding of existing technology defense .