Trademark Overview
On Wednesday, October 1, 2025, a trademark application was filed for CLEF CLUB with the United States Patent and Trademark Office. The USPTO has given the CLEF CLUB trademark a serial number of 99423288. The federal status of this trademark filing is NON-FINAL ACTION - MAILED as of Tuesday, February 17, 2026. This trademark is owned by Philadelphia Clef Club of the Performing Arts, Inc.. The CLEF CLUB trademark is filed in the Education & Entertainment Services category with the following description:
Summer camps; Educational services, namely, providing classes, seminars, and workshops in the fields of jazz and the preservation of jazz; Entertainment services in the nature of live jazz performances; Entertainment services in the nature of live musical performances; Organization of exhibitions for musical entertainment; Entertainment, namely, live music concerts