Attorney Richard Stim specializes in small business, copyright, patents, and trademark issues. He is the author of many Nolo books, including Music Law: How to Run Your Band's Business, Patent, Copyright & Trademark: An Intellectual Property Desk Reference, and Profit From Your Idea. Stim regularly answers readers' intellectual property questions at Dear Rich: An Intellectual Property Blog.

San Francisco Patent Attorney David Pressman is a graduate of Penn State University(BSEE) and George Washington UniversityLaw School (JD) where he was on the Law Review. He has over 40 years of experience in the patent profession—as a patent examiner for the U.S. Patent Office, a patent attorney in corporate and private practice, a university instructor, a columnist, and as the author of the Patent and Trademark entries to the World Book Encyclopedia. His books have charted the path for over 300,000 inventors. Dave is also co-author of How to Make Patent Drawings (with Jack Lo), Patent Pending In 24 Hours (with Rich Stim), and Patents For Beginners (with Rich Stim).