Site: nolo.com
... These are all registered trademarks, meaning that their corporate owners have registered the marks with ... However, a mark does not always need to be registered in order to qualify as a trademark. ... An unregistered trademark is a mark that has not been registered at the U.S. ... Fortunately, even though the first store does not have a registered trademark, state common law as well ... particularly true if there is any possibility that you might expand, opening additional locations or doing ... What Good Is an Unregistered Trademark? ...