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Proprietary Information: Definition, Example and Related Terms

What is Proprietary Information ?

Proprietary information is like a person's very own invention or idea that no one else has. It's something special that belongs just to them, like a secret clubhouse rule or a unique way to solve a puzzle.


  • A toy company creates a new board game and keeps how they made it secret so no other company can make one just like it.
  • A car company has a special machine that makes cars faster and they keep how it works a secret.
  • A smartphone app developer has a code that makes their app super easy to use, and they don't share this with other developers.