This article discusses invalidity, an important, effective and usually used defense in defenses of patent infringement and corresponding issues and put forward related suggestions.

 
  • 本文对请求宣告他人专利无效这一在专利侵权抗辩中常见、重要和有效的抗辩事由及其相关问题进行了讨论并提出了建议。
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