"This book shows readers how to file a provisional patent application (PPA), and mark the invention with "patent pending." A PPA is a quick, inexpensive way for an inventor to claim an invention and buy time to determine whether it's worthwhile to pursue a regular patent. The book covers how to conduct a patent search online, complete all necessary forms, evaluate potential hurdles to patentability, prepare informal drawings, file an application, and file a new PPA to reflect modifications"--