File a trademark application and other documents online through TEAS. Log in to access forms.Select the type of form listed below for direct links to TEAS and TEASi forms. In the Trademark Electronic Application System (TEAS), we have one initial application form with two filing options: TEAS Plus and TEAS Standard. The process requires the applicant to file the new application in the Trademark Electronic Application System ("TEAS"). We're going to talk about how to file your own trademark application with the united states patent and trademark office. Registering your Trademark. a. File a trademark application based on actual use b. Patents grant inventors the right to exclude others from making, using, offering for sale, importing, or selling the invention in the United States. Here's how to get a U.S. patent on your idea or invention without a lawyer.