如何理解专利pct优先权?

2025年04月07日 04:41
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如何理解专利pct优先权?我们先分下词,pct是什么?优先去权指的是专利的优先权,但是什么是优先权呢?首先pct专利申请是国际专利是申请的一种方式,专利人如果想申请国外专利的话就可以以pct专利申请的方式进行专利申请;而优先权还可以分为两种,分别是国际优先权和国内优先权;很明显pct优先权属于前者的类别。关联文章《优先审查》如何理解专利pct优先权PCT申请时优先权的提出,国际申请可以要求一项或几项主题相同的在先申请的优先权。要求优先权的国际申请应当在请求书中包含一项声明,声明的内容包括在先申请的提交日、在先申请的申请号和受理在先申请的国家等。如果在国际申请提出时没有包含要求享有在先申请优先权的书面声明,或者声明的内容有错误,允许申请人在随后4个月内补正。申请人在做出要求优先权的书面声明后,应当向受理局或者直接向国际局提交作为优先权要求基础的在先申请的副本(即优先权文件)。PCT为PatentCooperationTreaty的简写,从名称上可以看出,专利合作条约是专利领域的一项国际合作条约。自采用巴黎公约以来,它被认为是该领域进行国际合作最具有意义的进步标志。不管是国际优先权还是国内的优先权。本质上都需要子集专利,也就是专利申请的衍生物;所想要申请pct专利优先权一样需要具备这些条件;那么有巴黎公约又有pct,到底申请哪个好?其实PCT并非与巴黎公约竞争,事实上是其补充。pct申请之后其实也不是pct国际审核,最终专利的实质审查还是要交到申请国,经通过方可授权。

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