PATENTSCOPE 检索 用户指南

作者: | 出版年份: 2011

DOI: English, Français, Español, 中文, Русский, 日本語

The PATENTSCOPE search is the free of charge search service provided by the World Intellectual Property Organization (WIPO) that allows you to access millions of patent documents, namely: International Patent Applications under the PCT Regional and national patent collections from all participating countries.