安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- United States Patent and Trademark Office
Home page of the United States Patent and Trademark Office's main web site
- Search for patents | USPTO
Find existing patents, published patent applications and other published patent documentation
- MyUSPTO Sign up | USPTO
MyUSPTO MyUSPTO is a single place for you to actively manage your intellectual property portfolio Track patent applications and grants, check trademark registrations and statuses, and access our services in your personalized USPTO gateway
- Trademarks | USPTO
Find out how to register and maintain a trademark in the U S , apply for an international trademark, and about protecting your registered trademark
- Search our trademark database | USPTO
A search you complete before applying for a trademark registration to make sure your trademark is available to register for your particular goods or services, and to make sure that no other trademark conflicts with it
- Patents | USPTO
Find out how to apply for and maintain a patent in the U S , and learn about helpful resources
- Search USPTO. gov | USPTO
Search www uspto gov Find out how to protect intellectual property in other countries Find upcoming programs related to IP policy and international affairs
- Apply online | USPTO
Apply for a trademark through Trademark Center Pay application-related fees and use the docketing feature to track the status of applications filed through Trademark Center
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