This page provides information on the types of patents and types of patent applications, and the examination process. Cross the street at designated crosswalks or intersections.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? You must have prepared your documents before applying. Your initial application must include: your description; any drawings you want to include. (73) Filing an application without an attorney is possible, but even with some guidance it is definitely not without its challenges.