Finding that a collateral attack on the validity and ownership of a registration without seeking formal cancellation proceedings is improper in an ex parte proceeding
15 U.S.C. § 1052 Cited 1,597 times 274 Legal Analyses
Granting authority to refuse registration to a trademark that so resembles a registered mark "as to be likely, when used on or in connection with the goods of the applicant, to cause confusion, or to cause mistake, or to deceive"