In the US, law is one of the things that costs you a lot. Which is why many trademark experts would suggest you to stay away from creating any legal disputes over trademarked names as it can be a hassle. Now, the first thing you should do is go through California trademark search database, and find out whether or not your desired name or product is taken. This is the best way to go about in every state and then filing to acquire the rights. Make sure you are doing so by paying the adequate fee, which is around 400$. Did you find this helpful?