trademarking slogans to benefit businesses

It has been established that trademarking slogans have been immensely beneficial for business. Not only do brands gain chances to improve their set ups in the market but they gain grounding to go against the competition. In case you are thinking about how to trademark a slogan then you must look into the slogan that you wish to associate your brand with. Because it is going to add a personality to the business and define it. How impactful do you think it is to trademark slogans for businesses and how do you think it benefits businesses?