A patent application has 9 different sections. Let's discuss how to write each section.A perfectly acceptable way to craft a patent application is to just explain the meaning of the words used in the claim. It is possible to prepare and file your own provisional patent application. Prior to writing claim answer these questions: • What is the invention? • What are the pieces and parts that make up the invention? Use the USPTO's seven-step strategy for searching US patents to locate and evaluate relevant prior art (earlier patents and published patent applications). Patent drawing examples are charts or illustrations of an invention used in a patent application. They help illustrate your invention for better understanding. A stepbystep overview of a patent application and maintenance process.