The famous mark doctrine, deeply rooted in U.S. federal law, is an instrumental legal principle that offers elevated protection to trademarks that have attained an exceptional level of renown. These trademarks, often described as “super strong,” stand apart due to their broad recognition among the American consuming public. Their fame is not just a title—it’s a […]

The “well-known marks doctrine” of the Paris Convention is a legal rule under which a trademark or service mark is protected within a nation if it is well known in that nation even though the trademark is not actually registered or used in that nation. The well-known marks doctrine is required to be available in all […]

A determination of trademark priority is often how the United States Patent & Trademark Office (USPTO), courts and businesses settle rights over trademark disputes. Trademark priority refers to the principle that trademark rights typically belong to the first person or entity to use the mark in commerce. The entity or person who first sells goods or […]

A recent trademark opposition and trademark cancellation involved the case Cervezas Cuauhtemoc Moctezuma SA de CV v. Branden Weaver which addressed a lack of good faith (or bona fide) intent to use a trademark in commerce at the time of filing the trademark application.  Trademark law states that a person who has a bona fide intention, […]