This study guide uses multiple-choice and short-answer questions to test your students' knowledge of patent law doctrine. Each multiple-choice question is accompanied by a detailed answer that indicates which of four options is the best answer and explains why that option is better than the other three options. Each short-answer question (designed to be answered in no more than fifteen minutes) is followed by a thoughtful, yet brief, model answer. Q & A: Patent Law also includes a comprehensive topical index.