This book is a practical guide for inventors, engineers, and entrepreneurs on patenting "smart" systems using AI in the United States. It provides step-by-step instructions for preparing a patent application, tips on avoiding common mistakes, and recommendations for working with patent attorneys. Special emphasis is placed on TRIZ and ARIZ methods to help readers effectively solve technical problems and strengthen their applications. With examples and illustrations, the book simplifies the understanding of U.S. patent law, helping to protect innovative developments.