The price to buy an existing trademark can vary significantly depending on various factors, such as the strength and reputation of the trademark, its market value, the specific industry or field it pertains to, and the negotiations between the buyer and the current trademark owner. It is challenging to provide a specific price range without knowing the details of the trademark in question and the circumstances of the potential sale.
To determine the specific price for buying an existing trademark, it is advisable to consult with a trademark attorney or engage in negotiations with the current trademark owner to assess the value and reach a mutually beneficial agreement.