DUWEN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 29 (Processed Foods) with 1 filings. The WikiTrademarks Expansion Score is 6/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 30, 2026
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Filing Velocity (24 Months)
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99594982 | DUWEN | Jan 14, 2026 | Registered | 029 Processed Foods | Cuizhen Du |
| 97171325 | DUWEN | Dec 14, 2021 | Pending | 012 Vehicles | Lin, Rui |
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FAQ: DUWEN trademark portfolio
What trademarks does DUWEN hold?
DUWEN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 29 (Processed Foods), Class 12 (Vehicles). The most recent filings are registered to Cuizhen Du.
How many trademarks does DUWEN have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to DUWEN. The brand has been actively filing since December 2021. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DUWEN file most often?
DUWEN's most active class is NICE Class 29 (Processed Foods), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DUWEN trademark?
The most recent filings under the DUWEN mark are registered to Cuizhen Du. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DUWEN expanding into new categories?
The current WikiTrademarks Expansion Score for DUWEN is 6 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 DUWEN trademark filings?
Click the Watch Brand button at the top of this page to add DUWEN 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 DUWEN to another owner · Browse all NICE classes · Most valuable brands
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