To obtain a patent, you must ensure that your invention qualifies and then be able to describe it in your application.
Fair use is a defense to a claim of copyright infringement based on the idea that the public is entitled to freely use portions of copyrighted materials for certain purposes, like commentary and criticism. When is fair use applied?
A trademark search can help ensure your business or product name is available, and that you will not discover a conflict after you invest into advertising.
From protecting your inventions, ideas, and product names to the public domain and fair use rules, you can find everything about intellectual property here.