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For over 35 years, Patent It Yourself has guided hundreds of thousands of inventors through the process of getting a patent, from start to finish. Patent attorneys David Pressman and David E. Blau provide the latest information, forms, and clear instructions to help you:

• conduct a patent search the right way

• evaluate your idea's commercial potential

• file a provisional patent application to get "patent pending" status

• prepare a patent application

• focus on your patent application's claims

• respond to patent examiners

• get your drawings done right

• protect your rights in foreign countries

• deal with infringers, and

• market and license your invention.

The 21st edition covers the latest court decisions and patent filing rule changes.