The U.S. Court of Appeals for the Federal Circuit ruled that the U.S. Trademark Trial and Appeal Board had correctly determined that DFG could “not rely on the zone of natural expansion doctrine to ...

Many business owners view trademark registration as a smart investment—and they’re right. A federal registration gives you valuable legal ...

Trademark law furthers these goals by regulating the proper use of trademarks. Trademarks are governed by both state and federal law. Originally, state common law provided the main source of ...

One limitation of common law ownership is that your name is only protected in the geographic area where it's being used. When ...

Quebec’s language law described as a trade barrier by the U.S. as questions remain about translation requirement.

T-Mobile US Inc. won’t get to argue before the US Supreme Court that common law trademark rights require “continuous use,” ...

Continued ownership of a trademark, whether at common law or via state or federal registration, requires ongoing and continued use of the mark in commerce by the owner or a licensee. To transfer ...

The decision sets out the criteria to establish unregistered or common law trademark rights, notably in relation to personal names.

A key point of the decision is that “intoxicated” consumers clearly do not fall within the common-law definition of the ‘average consumer’.