Patent
Inventions, useful technological ideas relating to physical objects, and processes for making or using physical objects, including computer systems, computer software, web site features and functions, and methods of doing business.
Copyright
Artistic or creative works, including software, musical performances, books, movies, scripts, sheet music, lyrics, manuals, and graphical user interfaces.
Trade Secret
Anything which gives a competitive advantage and is kept secret.
Trademark
Words, phrases, logos, sounds and colors.