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IP at
a Glance.

Compare the four primary types of intellectual property, what they protect, how they work and how long protection can last.

COMPARE THE FOUR TYPES OF IP

Patents, copyrights, trademarks and trade secrets protect different kinds of intellectual property. This quick-reference guide highlights some of their key differences.

PATENTS
COPYRIGHTS
TRADEMARKS
TRADE SECRETS

PROTECTS

Inventions and some designs
Creative expression
Names, symbols and brand identifiers
Valuable confidential information

REQUIREMENTS

Novel, useful and non-obvious*
Original and fixed
Used to identify the source of goods or services
Secret, valuable and reasonably protected

DURATION

Generally up to 20 years*
Varies; often life of author + 70 years*
Can continue as long as rights are maintained
Potentially indefinite while secrecy is maintained

REGISTRATION

Required
Not required for protection, but registration provides important benefits
Rights can arise through use; registration provides additional benefits
No registration

SOURCE

Federal law
Federal law
Federal and state law
Federal and state law

INFRINGEMENT

Unauthorized making, using, selling, offering for sale or importing
Unauthorized copying or other exercise of protected rights
Unauthorized use likely to cause confusion
Improper acquisition, disclosure or use

WANT TO GO DEEPER?

Explore each type of intellectual property in more detail, with examples of what patents, copyrights, trademarks and trade secrets protect.

CENTER FOR IP UNDERSTANDING 

IPBasics.org is an educational resource of the Center for IP Understanding.

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