HARRY POTTER AND THE PHILOSOPHER'S STONE
1 total filings · 0 classes · Active since May 2026
HARRY POTTER AND THE PHILOSOPHER'S STONE 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 24/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 15, 2026
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Sign in to claimHow is HARRY POTTER AND THE PHILOSOPHER'S STONE 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 |
|---|---|---|---|---|---|
| 99850308 | HARRY POTTER AND THE PHILOSOPHER'S STONE | May 28, 2026 | Registered | 041 Education & Entertainment | Warner Bros. Entertainment Inc. |
Weekly visibility reports showing how ChatGPT mentions HARRY POTTER AND THE PHILOSOPHER'S STONE, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: HARRY POTTER AND THE PHILOSOPHER'S STONE trademark portfolio
What trademarks does HARRY POTTER AND THE PHILOSOPHER'S STONE hold?
HARRY POTTER AND THE PHILOSOPHER'S STONE 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 Warner Bros. Entertainment Inc..
How many trademarks does HARRY POTTER AND THE PHILOSOPHER'S STONE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to HARRY POTTER AND THE PHILOSOPHER'S STONE. The brand has been actively filing since May 2026. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does HARRY POTTER AND THE PHILOSOPHER'S STONE file most often?
HARRY POTTER AND THE PHILOSOPHER'S STONE'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 HARRY POTTER AND THE PHILOSOPHER'S STONE trademark?
The most recent filings under the HARRY POTTER AND THE PHILOSOPHER'S STONE mark are registered to Warner Bros. Entertainment Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is HARRY POTTER AND THE PHILOSOPHER'S STONE expanding into new categories?
The current WikiTrademarks Expansion Score for HARRY POTTER AND THE PHILOSOPHER'S STONE is 24 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 HARRY POTTER AND THE PHILOSOPHER'S STONE trademark filings?
Click the Watch Brand button at the top of this page to add HARRY POTTER AND THE PHILOSOPHER'S STONE 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.
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