使用全球品牌数据库检索受国际保护的商标、原产地名称、国徽等。
The Intellectual Property Office (IPO) is the official UK government body responsible for intellectual property (IP) rights including patents, designs, trade marks and copyright. IPO is an executive agency, sponsored by the Department for Science, Innovation and Technology , supported by 1 public body .
Home page of the United States Patent and Trademark Office's main web site.
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