Using Copyrighted Work: Fair Use & Permissions

The 'Fair Use' Rule: When Use of Copyrighted Material Is Acceptable

Fair use is a defense to a claim of copyright infringement based on the idea that the public is entitled to freely use portions of copyrighted materials for certain purposes, like commentary and criticism. When is fair use applied?

Fair Use: What Is Transformative?

Transformative uses of a copyrighted work are generally considered to be "fair use" rather than infringement.

Fair Use: The Four Factors Courts Consider in a Copyright Infringement Case

How is fair use determined? A court typically weighs four factors to make its decision.

How Can I Use Copyright-Free Works (in the Public Domain)?

Many works of art, music and literature are no longer protected by copyright.

When You Need Permission to Sample Others' Music

When you use a portion of another musician's song, you sometimes need permission.

How to Obtain Sample Clearance for Use in One's Music

Here's how to obtain permission to use samples in your music.

How Long Does Copyright Protection Last?

How long does copyright last? That depends on when the work was created and who created it. Here are some guidelines.

How Copyright Law Applies to Photos of Buildings and Architecture

Photos of architecture are protected under U.S. copyright law, which gives the photographer has a distinct copyright from the architect.

Playing Music in Your Store: How to Avoid Paying for It!

How can you avoid paying to play music in your shop or retail establishment?

How to Limit Purchasers' Use of Your Software

A written license agreement, often known as an end-user license agreement (EULA), carefully defines and restricts the nature and extent of the software use.

When Your Photographs Could Violate Copyright or Trademark Law

When your photos include a third-party's copyrighted or trademarked work in the image, you may be violating intellectual property rights.

Derivative Works Under U.S. Copyright Law

Copyright holders enjoy a series of exclusive rights over their creative works. Among the most potentially expansive of those rights is the ability to control so-called "derivative works."

Would Selling Handmade Items Showing Beloved Childrens' Book Characters Violate Copyright Law?

I own a craft consignment shop. A crafter has been bringing me painted pictures and knit sweaters of Winnie the Pooh. Is it legal for me to accept these for resale?

Does Copyright Law Apply to Educators?

Educators must be mindful of the boundaries of intellectual property law in order to avoid legal liability. Use these tips for avoiding accusations of copyright infringement as a teacher.

Can I Use a Portion of a Song Without Getting Permission?

Is it okay to use a portion of an instrumental song found online as background to an animation, or does one need permission from the copyright owners?

Copyright and Compulsory Licenses

Compulsory copyright licenses are an exception to the general rule requiring permission from a copyright owner to use copyrighted materials.