Trademark and Service Mark. Your Filing Options.What can a company trademark? Name – This can be a company name or a line of products. An overview of a trademark application and maintenance process. Step 1: Is a trademark application right for you? This checklist is a valuable resource. Start using your name as a trademark, and put the ™ symbol after it in every prominent place you use it. Yes, you would file on uspto.gov. They have lots of great online resources about how to file a trademark application too.