Copyright
Copyright is a type of intellectual property that protects creative work.
Fair Use
Fair use allows you to use brief portions of copyrighted works without permission for certain types of use such as criticism, teaching, or news reporting.
Public Domain
The content in the public domain can be used, modified, and published without the permission or restriction.
Patent
A patent protects inventions and discoveries such as ideas, processes, methods, concepts, machines, and devices.
Trademark
A trademark is a tool that prevents a company from adopting a name, a tagline, or a product configuration that is confusingly like that used by a competitor.