According to the provisions of the trademark legal system, trademark registration is not allowed under the following circumstances:

1. It is identical or nearly identical to an existing registered trademark and is likely to cause confusion;

2. Contains only ordinary text, graphics, colors and other elements, lacking distinctiveness;

3. Contains only common names, graphics or models of goods or services;

4. Easily misleading the public and harmful to public interests;

5. Violating social ethics or good customs;

6. Deceptive, It is easy to cause the public to misunderstand the goods or services;

7. Is the same as or nearly the same as the national flag, national emblem, country name, political symbol;

8. Apply for registration before others Or the trademarks used earlier are the same or nearly the same, which is likely to cause confusion.

Please note that the above are only some provisions of the trademark legal system. Specific trademark registration requirements and prohibitions may vary from country to country and region to country.

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