The purpose of this guide is to provide you with basic information about filing a utility patent application with the USPTO. Abstract: Devices and methods are described for treating a mitral valve defect.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? (73) Filing an application without an attorney is possible, but even with some guidance it is definitely not without its challenges. This part states the policy and establishes the procedures, terms and conditions governing waiver of the Government's rights in inventions. Let me walk you through an overview of the patent application process so you can begin to get your ducks in a row.