CLEF CLUB holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment) with 1 filings. The WikiTrademarks Expansion Score is 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 1, 2026
Own this brand? Claim the profile to add your logo, story, and website.
Sign in to claimHow is CLEF CLUB filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99423288 | CLEF CLUB | Oct 01, 2025 | Registered | 041 Education & Entertainment | Philadelphia Clef Club of the Performing Arts, Inc. |
Weekly visibility reports showing how ChatGPT mentions CLEF CLUB, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: CLEF CLUB trademark portfolio
What trademarks does CLEF CLUB hold?
CLEF CLUB holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment). The most recent filings are registered to Philadelphia Clef Club of the Performing Arts, Inc..
How many trademarks does CLEF CLUB have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to CLEF CLUB. The brand has been actively filing since October 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CLEF CLUB file most often?
CLEF CLUB's most active class is NICE Class 41 (Education & Entertainment), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the CLEF CLUB trademark?
The most recent filings under the CLEF CLUB mark are registered to Philadelphia Clef Club of the Performing Arts, Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CLEF CLUB expanding into new categories?
The current WikiTrademarks Expansion Score for CLEF CLUB is 4 out of 100, which is low — the brand is focused on defending its existing categories rather than expanding. The score combines NICE class breadth, filing velocity, and the rate of cross-class movement from the brand's filing history.
How can I track new CLEF CLUB trademark filings?
Click the Watch Brand button at the top of this page to add CLEF CLUB to your Watchlist. New filings show up on your WikiTrademarks dashboard within 24 to 48 hours of being public, alongside any class expansions, status changes, or assignment events.
More on this portfolio: Compare CLEF CLUB to another owner · Browse all NICE classes · Most valuable brands
Community notes
0 notesShare what you know about CLEF CLUB and help the next person researching it.