1. Patent search website:
Make use of special patent search websites to make inquiries, such as:
China National Intellectual Property Administration official website (China) UnitedState Patent Office (USPTO, United States Patent and Trademark Office) europeanpatentofice(EPO, European Patent Office) JapanPatentOffice(JPO, Japanese Patent Office) 2. Patent database:
Use a professional patent database, which usually contains global patent information. Commonly used patent databases include:
Google patentsespace patentscope 3。 Search engine:
Use common search engines, such as Google and Bing, to search related patent information through keywords. However, please note that this method may not be as accurate as the specialized patent retrieval tools.
4. Professional consulting services:
Hire a professional patent search company or patent law firm to make inquiries. This can ensure more professional and in-depth patent information, especially in complex patent cases.
5. Patent announcements and periodicals:
Consult patent bulletins and patent journals, which are periodical publications containing authorized patent information. In some countries, patent announcements regularly publish information about granting patents.
6. Local Patent Office:
Contact or visit the local patent office directly to obtain the required patent information. Every country has a special organization to manage and publish patent information.
The above methods can choose the appropriate way according to the query requirements to ensure the accuracy and comprehensiveness of patent information.
The above contents were carefully arranged by Zhu Bajie. Com, I hope I can help you.