DOIUIP holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 18 (Leather Goods & Luggage) 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 August 18, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99856393 | DOIUIP | Jun 01, 2026 | Registered | 018 Leather Goods & Luggage | Zhanglu Feng |
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FAQ: DOIUIP trademark portfolio
What trademarks does DOIUIP hold?
DOIUIP holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 18 (Leather Goods & Luggage). The most recent filings are registered to Zhanglu Feng.
How many trademarks does DOIUIP have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DOIUIP. The brand has been actively filing since June 2026. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DOIUIP file most often?
DOIUIP's most active class is NICE Class 18 (Leather Goods & Luggage), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DOIUIP trademark?
The most recent filings under the DOIUIP mark are registered to Zhanglu Feng. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DOIUIP expanding into new categories?
The current WikiTrademarks Expansion Score for DOIUIP 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 DOIUIP trademark filings?
Click the Watch Brand button at the top of this page to add DOIUIP 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 DOIUIP to another owner · Browse all NICE classes · Most valuable brands
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