Patents and how to get one : a practical handbook
From the USPTO, basic straightforward information.

Inventing for dummies
by Bird, Pamela Riddle
Turn your ideas into money! Everything from developing your idea, patenting it, and starting your own business!

Hot property : the stealing of ideas in an age of globalization
by Choate, Pat.
Pirating and counterfeiting are the new "hot" crimes of the century. Find out of Patents and Copyrights have driven the US economy, and how rivals are seeking to undercut the market.

The inventor's bible : how to market and license your brilliant ideas
by Docie, Ronald Louis
Successful inventor and author Ronald Docie shares more than 20 years of valuable insight and experience in "The Inventor´s Bible," a guide to taking your ideas from concept to profit in record time. Using real case studies as examples, this definitive handbook tells you everything you need to know about marketing, licensing, and selling your invention.

Patents : ingenious inventions : how they work and how they came to be / Ben Ikenson.
by Ikenson, Ben.
A hundred fascinating patents from the Pez Dispenser to Fender Stratocaster Guitar

Patents and trademarks plain & simple
by Jester, Michael H
A history of patents, how to do it, and what to do after it´s patented.

The inventor's desktop companion : the guide to successfully marketing and protecting your ideas
by Levy, Richard C
A guide to inventing, that can help save you thousand in legal fees.

Patent it yourself
by Pressman, David
Walks inventors step by step through the entire patenting process

Thomas A. Edison : the world´s greatest inventor
by Sproule, Anna
Details the life and work of Thomas Edison, who developed the electric light bulb and patents for numerous other inventions and innovations.

License your invention
by Stim, Richard
Provides legal information and practical guidance and offers specific advice