LEINUOSEN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 15 (Musical Instruments) with 1 filings. The WikiTrademarks Expansion Score is 14/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed November 7, 2026
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Filing Velocity (24 Months)
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99825846 | LEINUOSEN | May 15, 2026 | Registered | 021 Housewares | Dongguan Leinuosen Network Technology Co., Ltd. |
| 99741521 | LEINUOSEN | Apr 02, 2026 | Registered | 015 Musical Instruments | DONGGUAN LEINUOSEN NETWORK TECHNOLOGY CO., LTD. |
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FAQ: LEINUOSEN trademark portfolio
What trademarks does LEINUOSEN hold?
LEINUOSEN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 15 (Musical Instruments), Class 21 (Housewares). The most recent filings are registered to Dongguan Leinuosen Network Technology Co., Ltd..
How many trademarks does LEINUOSEN have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to LEINUOSEN. The brand has been actively filing since April 2026. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LEINUOSEN file most often?
LEINUOSEN's most active class is NICE Class 15 (Musical Instruments), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the LEINUOSEN trademark?
The most recent filings under the LEINUOSEN mark are registered to Dongguan Leinuosen Network Technology Co., Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is LEINUOSEN expanding into new categories?
The current WikiTrademarks Expansion Score for LEINUOSEN is 14 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 LEINUOSEN trademark filings?
Click the Watch Brand button at the top of this page to add LEINUOSEN 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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