The Pro Se Assistance Program is dedicated to help independent inventors and small businesses meet their goal of protecting valuable intellectual property. This tutorial will focus on patents and the process for securing a patent in the U.S. First, let's consider why we have a patent system?After cardiac beating, the brachiocephalic artery was reconstructed and an 8 mm vascular prosthesis was guided to the mediastinum. Provisional patent applications serve an important role in preserving an inventor's rights. See how our Provisional Patent Application Lawyers can help.