In the Trademark Electronic Application System (TEAS), we have one initial application form with two filing options: TEAS Plus and TEAS Standard. Log in to access forms.Select the type of form listed below for direct links to TEAS and TEASi forms. We're going to talk about how to file your own trademark application with the united states patent and trademark office. Utility and plant patents are granted for up to 20 years from the date of application filing. To file online, use the Trademark Electronic Application System (TEAS) or fill out the free application form to get help filing a trademark. A Statement of Use (SOU) is a formal declaration filed with the United States Patent and Trademark Office (USPTO) in the context of trademark registration. The applicant must provide a drawing of the mark in addition to the three specimens showing the actual use of the mark in trade. The applicant is not encouraged to list or claim the entire class heading of each class of goods or services in the application form . If this is a renewal, please fill in the registration number of the current trade or service mark.