General applications for trademark registration should go to the national or regional trademark registration office or intellectual property office. Where to apply for trademark registration depends on which country or region you wish to obtain trademark protection.

The following are some common trademark registration agencies:

1. United States: United States Patent and Trademark Office (United States Patent and Trademark Office, referred to as USPTO).

2. Europe: European Patent Office (EPO) and European Union Intellectual Property Office (EUIPO).

3. China: China National Intellectual Property Administration (National Intellectual Property Administration, referred to as CNIPA).

4. Canada: Canadian Intellectual Property Office (Canadian Intellectual Property Office, CIPO for short).

5. Australia: Intellectual Property Office of Australia (IPAustralia).

Please note that trademark registration procedures, requirements, and fees may vary in each country or region. Before applying for trademark registration, it is recommended to consult a professional intellectual property lawyer or trademark agency to obtain accurate legal advice and guidance, and to ensure that the application is carried out in accordance with relevant regulations.

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