""Letters-Patent For Inventions"" by J. McC. Perkins, published in 1883, is a comprehensive guide for inventors on how to obtain valuable patents and avoid losses and disappointments. The book delves into the reasons why many patents are often worthless and provides practical advice on how to avoid common pitfalls. Perkins offers a step-by-step approach to the patent application process, including how to conduct a patent search, draft a patent application, and navigate the patent office. He also provides tips on how to protect your invention from infringement and how to monetize your patent through licensing or selling. This book is a valuable resource for anyone interested in the patent process, whether they are inventors, entrepreneurs, or legal professionals.Which Befall Most Inventors And Patentees.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.