The purpose of patent inquiry is to understand the existing related patents, avoid infringement and determine their own innovation. The following are some common patent inquiry methods:
1. patent database:
Use professional patent databases, such as the following common international and national patent databases:
Global patent database: WIPO international patent retrieval system, Google patent search, etc. China patent database: China China National Intellectual Property Administration patent retrieval system. American patent database: USPTO patent retrieval system. European patent database: European Patent Office (EPO) patent database. 2. Patent search engine:
Use specialized patent search engines, such as Google Patent Search and Espacenet, to search by keywords, inventors, patent numbers and other information.
3. Professional service organizations:
Entrust professional intellectual property service agencies or patent agencies to conduct patent inquiries, which usually have more in-depth professional knowledge and resources.
4. Libraries and professional literature:
Consult professional libraries, scientific journals, patent documents, etc. Obtain patent information in related fields.
5. International patent classification:
Use the International Patent Classification (IPC) code to find patents in specific technical fields.
6. Patent announcement:
Consult the national patent announcement to get the latest patent information.
In patent query, we should choose the appropriate query method according to our own needs, and pay attention to the use of accurate keywords, classification and other information to improve the accuracy of retrieval.
The above contents were carefully arranged by Zhu Bajie. Com, I hope I can help you.