Everything you need to protect your invention nowThe provisional patent application (PPA) is a quick, inexpensive, and legal way to claim your invention--and buy yourself time to determine whether it's worthwhile to pursue a regular patent. Patent Pending in 24 Hours shows you how to: evaluate the patentability of your invention conduct a patent search online prepare informal drawings file your application, and show "Patent Pending" on your invention. The 10th edition covers the latest changes in patent law and Patent Office practices. Thousands of people have used Patent Pending in 24 Hours successfully. You can too!