This clip explains how the author of a copyrighted work can adapt and distribute their work, and how copyrighted work done as part of one's employment belongs to the employer.
An explanation of what copyright law intends to protect (doctrine of "originality"), and some things copyright does not protect (like names or slogans).
This clip explains what rules something must abide by in order to obtain trademark protection, and lists the numerous things (sounds, logos, names, etc.) that can be trademarked. Stan also gives an example of how some things, such as flavor, cannot be trademarked, and why that is the case.