LENGEN holds 1 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 10 (Medical Devices) 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 September 14, 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 |
|---|---|---|---|---|---|
| 99305397 | LENGEN | Jul 27, 2025 | Registered | 010 Medical Devices | Shenzhen Darini Technology Co., Ltd. |
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FAQ: LENGEN trademark portfolio
What trademarks does LENGEN hold?
LENGEN holds 1 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 10 (Medical Devices). The most recent filings are registered to Shenzhen Darini Technology Co., Ltd..
How many trademarks does LENGEN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to LENGEN. The brand has been actively filing since July 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LENGEN file most often?
LENGEN's most active class is NICE Class 10 (Medical Devices), with 1 filings. The full distribution across all 1 classes is shown in the Nice Class Distribution panel on this page.
Who owns the LENGEN trademark?
The most recent filings under the LENGEN mark are registered to Shenzhen Darini 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 LENGEN expanding into new categories?
The current WikiTrademarks Expansion Score for LENGEN 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 LENGEN trademark filings?
Click the Watch Brand button at the top of this page to add LENGEN 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 LENGEN to another owner · Browse all NICE classes · Most valuable brands
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