If you have received a letter alleging trademark infringement, it is important to look closely at the rights being asserted. Some trademarks even though registered are unenforceable trademarks. Did you know it is possible to have a federally registered trademark in the U.S. and still not have a legitimate basis to assert trademark infringement? Although a US company or person seeking to register a trademark with the U.S. Patent and Trademark Office needs to establish […]