Patent process training. Patent Center Overview - provides details on how to file an application in Patent Center.A stepbystep overview of a patent application and maintenance process. The five stages of a patent process. Patent writing is a long, detailed process that must adhere to U.S. Patent and Trademark Office (USPTO) regulations. 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? Learn how and when to file a patent application, and how to avoid common errors. The patent application must describe the invention clearly enough for someone knowledgeable in the field to understand, make and use it. Can I commercialize my invention before filing a patent application in the United States? To qualify for a patent, you must be able to show that your idea is unique.