Take the first step to protecting your invention! Ready to stamp "patent pending" on your invention? Then you need to file a provisional patent application (PPA), an inexpensive way to claim your hard work. With a PPA, you'll have time to figure out whether you can make a profit from your creation before you invest more time and money.With Patent Pending in 24 Hours, you have all the forms and information you need to get the job done! Find out how to:evaluate hurdles to patentabilitywrite a clear PPAprepare informal drawings of your inventionconduct a patent search onlineunderstand basic patent lawcomplete all forms required by the U.S. Patent and Trademark Officefile your applicationmodify your invention after filingThe book also includes important legal forms to help you preserve your rights when showing or selling your invention:nondisclosure agreementpatent assignmentprototype-maker agreementjoint-ownership agreementThe 4th edition is completely revised with updated case law and patent regulations, updated filing information and new application examples.