Cabranes restated the primary goal of trademark law, which is enforced under the Lanham Act: To protect consumers against being confused about the origin and quality of a product.

FORBES: Louboutin Wins Protection For Red, But Don't Try To Grab Blue Just Yet

The most closely watched of the four will be the case concerning the Violence Against Women Act, a 1994 law which allows women to sue their attackers for money damages.

ECONOMIST: The Supreme Court

On Tuesday, in the first use of the 2001 Patriot Act against a virtual currency, the Treasury Department invoked a section of the law to choke off Liberty Reserve from the U.S. financial system.

WSJ: U.S. Alleges $6 Billion Money-Laundering Operation at Liberty Reserve

President Barack Obama's recent move to halt deportations of some DREAM Act-eligible immigrants and Monday's Supreme Court ruling against key provisions of the Arizona law brought fresh attention to immigration issues, causing obvious discomfort in the Romney camp.

CNN: Romney, GOP struggle with immigration issues

The case helped lead to a 2008 law, the Genetic Information Nondiscrimination Act, which prohibits HMOs from raising rates and employers from discriminating against workers on the basis of their genetic profiles.

FORBES: Magazine Article