H'STUDOO holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 14 (Jewelry & Watches) with 1 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed November 11, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 97317093 | H'STUDOO | Mar 17, 2022 | Pending | 014 Jewelry & Watches | Huang Chengxiang |
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FAQ: H'STUDOO trademark portfolio
What trademarks does H'STUDOO hold?
H'STUDOO holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 14 (Jewelry & Watches). The most recent filings are registered to Huang Chengxiang.
How many trademarks does H'STUDOO have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to H'STUDOO. The brand has been actively filing since March 2022. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does H'STUDOO file most often?
H'STUDOO's most active class is NICE Class 14 (Jewelry & Watches), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the H'STUDOO trademark?
The most recent filings under the H'STUDOO mark are registered to Huang Chengxiang. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is H'STUDOO expanding into new categories?
The current WikiTrademarks Expansion Score for H'STUDOO is 1 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 H'STUDOO trademark filings?
Click the Watch Brand button at the top of this page to add H'STUDOO 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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