The document discusses the patent document, its form and substance. It begins with a review of patenting concepts such as the definition of a patent, reasons for patenting, and patentability requirements. It then discusses the typical parts of a patent document, including the title, abstract, claims, specifications, and drawings [SECTION 2]. The document explains how to construct a patent document and stresses the importance of a clear disclosure of the invention. Finally, it discusses how to exploit patent document information to learn about the inventor's goals for protection, competitors, markets, and more [SECTION 3].