Patent drafters charge $75 to $100 per sheet to prepare drawings -- but you can draw them yourself! br/br/ How to Make Patent Drawings is an essential guide for inventors who want to complete a crucial step in the patenting process themselves -- creating formal patent drawings that comply with the strict rules of the U.S. Patent and Trademark Office (and save hundreds or even thousands of dollars). br/br/ Written by two experts in the patent field, How to Make Patent Drawings shows you how to: bulletmake utility patent drawingsbr/ bulletmake design patent drawingsbr/ bulletutilize pen and paper, or digital equipmentbr/ bulletrespond to Patent Office Actions regarding drawings br/br/ Plus, once you've secured a patent with your drawings, you can also use them to market and promote your product to prospective manufacturers and customers. br/br/ The 5th edition is completely updated to reflect recent changes to patent law and the newest advances in technical drawing. It includes all necessary forms, plus step-by-step instructions for filling them out.