Copyright is the exclusive right to reproduce, distribute, and sell a copyrighted work.

Trademark is the exclusive right to use a word, phrase, symbol, or design to identify a product or service.

Patent is the exclusive right to make, use, and sell an invention.

Trade Secret is the exclusive right to use a secret formula or process to make a product or service.

License is the legal agreement that allows one party to use the copyrighted work of another party.

Fair Use is the legal principle that allows a person to use a copyrighted work without permission if the use is fair and reasonable.

Fair Use is the legal principle that allows a person to use a trademark without permission if the use is not likely to cause confusion.

Experimental Use is the legal principle that allows a person to use a patent without permission if the use is experimental or for research purposes.

Independent Development or Disclosure is the legal principle that allows a person to use a trade secret without permission if the person independently developed the secret or if the secret was disclosed to the person without a confidentiality agreement.

Public Domain is the legal principle that allows a person to use a copyrighted work without permission if the work is in the public domain.

Generic or Descriptive is the legal principle that allows a person to use a trademark without permission if the trademark is generic or descriptive.

Invalid Patent is the legal principle that allows a person to use a patent without permission if the patent is invalid.

Breach of Confidentiality is the legal principle that allows a person to use a trade secret without permission if the secret was disclosed to the person in breach of a confidentiality agreement.

Educational Use is the legal principle that allows a person to use a copyrighted work without permission if the work is used for educational purposes.