The applicant is required to furnish a drawing of his or her invention when necessary for understanding the nature of the invention. Resources are available for Minnesota residents to help inventors and entrepreneurs learn more about protecting their intellectual property.For most practical purposes, state registration of a trademark is meaningless. Our dedicated team of experienced trademark lawyers is here to help you understand the trademark process. The Registration Examination tests your knowledge of substantive patent law and USPTO procedures. It does not test technical or scientific knowledge. The Pro Se Assistance Program is dedicated to help independent inventors and small businesses meet their goal of protecting valuable intellectual property. Schedule a Free Consultation online or call 952-426-0314 or 605-334-1571. A patent lawyer who is familiar with the procedures of the US Patent and Trademark Office (USPTO) can make the patent application process easier. A Minnesota intellectual property law firm.