Trademark Infringement
Infringement is the act of violating a law or a right, and is most commonly related to intellectual property.
Punishment for infringement can be either civil or criminal.
Civil penalties for infringement include paying back damages to the copyright, patent or trademark owner.

Fair use is the belief that portions of copyrighted material should be able to be used by the public for certain defined purposes.
A confidentiality or nondisclosure agreement is necessary at times to protect an inventor, business owner, or any other party that has confidential information.