The Patent and Trademark Resource Center at Minneapolis Central Library offers access to powerful search tools for researching patents and trademarks. First, the applicant for patent must be able to demonstrate that he or she has developed a new, useful, and not obvious process or product.File a trademark application and other documents online through TEAS. Provide a written description of the logo design to be registered, if any. This description must depict the design as it appears on the accompanying specimen. Patent Center Overview provides details on how to file an application in Patent Center. Quick Clinic Video Series. Search trademarks, apply to register your trademark, protect against scams, maintain your registration, laws and rules. Guidance on Trademark Applications. These pages provide guidance on filing a federal trademark application with the United States Patent and Trademark office.