TEAS Plus has the lowest filing fee but more requirements than TEAS Standard. The cost of attaining a trademark varies depending upon the filing basis selected, and which initial application form is used.Federal Registration Requirements. We will review a timely filed Statement of Use (SOU) form that is timely filed (see below) to determine whether it meets the following minimum requirements. You must file either as TEAS Plus or TEAS Standard. TEAS Plus processing fee limited. We're going to talk about how to file your own trademark application with the united states patent and trademark office. You do not have to pay the fees again while filing complete specification. You can file an application to register your trademark or service mark with an intenttouse (ITU) filing basis. Usually, the most expensive cost of obtaining a patent is the lawyer̓s charges.