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You can apply for trademark registration yourself, usually to the Intellectual Property Office of the country where you want the trademark. I know a company that provides such services, for example, registering a trademark throughout Europe https://profitmark.net/trademark_registration/es takes about 7-12 months and the trademark will be valid for 10 years with the possibility of subsequent renewal. I would recommend going to the professionals because at first glance it may seem like a simple procedure, but it really isn't. "