Prior to writing claim answer these questions: • What is the invention? • What are the pieces and parts that make up the invention?A prelude to patent claim drafting. Today we pick up from there to discuss in a very basic way what must go into your patent claim. This page provides information on the types of patents and types of patent applications, and the examination process. Patent drafting for beginners requires comprehensive research, planning, and hard work to get the various elements right. Contractor is directed to review, fill out and execute the Public. What is the invention?