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单词	字典	翻译
ptero	查看　ptero　在百度字典中的解释	百度英翻中〔查看〕
ptero	查看　ptero　在Google字典中的解释	Google英翻中〔查看〕
ptero	查看　ptero　在Yahoo字典中的解释	Yahoo英翻中〔查看〕

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Find out how to apply for and maintain a patent in the U S , and learn about helpful resources
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The United States Patent and Trademark Office (USPTO) is the federal agency under the Department of Commerce and is responsible for granting U S patents and registering trademarks
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If you’re new to the process of protecting your rights to your invention by applying for a patent, you’re in the right place This page will direct you to basic information about U S and international patents

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