Please include in your email your phone number, serial or registration number, and a screenshot of any error message you may have received. Instructions. This petition can be filed as an ePetition.The Patent and Trademark Resource Center at Minneapolis Central Library offers access to powerful search tools for researching patents and trademarks. Below are the most commonly used forms in the District Court of the District of Minnesota. For additional forms, please visit the forms library. To create an applicant account, go to Career Pages website and click on the Sign In tab, and then Don't have an account? TO: Commissioner for Patents, P.O. Box 1450, Alexandria, VA 22313-1450. If you need assistance in completing the form, call 1-800-PTO-9199 and select option 2. Access Hennepin Technical College student forms for admissions, appeals, registration, financial aid, graduation, payments, and more. Federal Registration Requirements.