The trademark name must be available for use in Pennsylvania. Apply online (TEAS).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. Trademarks are effective for a term of five years from the date of registration. In the Trademark Electronic Application System (TEAS), we have one initial application form with two filing options: TEAS Plus and TEAS Standard. File a registration application with the Commonwealth of Pennsylvania, Department of State. The Pennsylvania trademark application is a simple document. Pennsylvania trademark applications can only be made based on actual use of the trademark in connection with the goods or services.