美国专利审判中的等同原则及其借鉴——以“利益平衡”为视角

等同原则在美国专利侵权判定中的产生与发展、法官及法院对等同原则的理解与把握，充分发挥并展示了其作为制度性工具的利益平衡价值。基于平衡专利权人与社会公共利益的需要，面对等同原则在我国专利诉讼中实际运用的现实，我国应当在《专利法》第三次修改时明确规定等同原则，并在专利法司法解释中明确等同原则适用的具体规则、建立统一的专利（或者知识产权）上诉法院，以从制度上及体制上保证等同原则的司法统一适用。

Reference on Doctrine of Equivalent in the America patent judgment——Based on Interest Balance

Both the generation and development of Doctrine of Equivalent and judges' comprehension and application of this principle,reveal fully its interest balance value as a systematic tool.Based on the need for balancing interests between patent holders and the public,facing the issue of the application of Doctrine of Equivalent in patent lawsuits,we should regulate definitely the Doctrine of Equivalent at the third amendation of patent law,make cases applying Doctrine of Equivalent clear in relevant judicial interpretations and constitute special patent appeal courts in order to unify systematically the judicial application of Doctrine of Equivalent.