LUMFOCUS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 1 filings. The WikiTrademarks Expansion Score is 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 15, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99541803 | LUMFOCUS | Dec 11, 2025 | Registered | 009 Electronics & Software | Sun Yusu |
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FAQ: LUMFOCUS trademark portfolio
What trademarks does LUMFOCUS hold?
LUMFOCUS holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software). The most recent filings are registered to Sun Yusu.
How many trademarks does LUMFOCUS have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to LUMFOCUS. The brand has been actively filing since December 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LUMFOCUS file most often?
LUMFOCUS's most active class is NICE Class 9 (Electronics & Software), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the LUMFOCUS trademark?
The most recent filings under the LUMFOCUS mark are registered to Sun Yusu. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is LUMFOCUS expanding into new categories?
The current WikiTrademarks Expansion Score for LUMFOCUS is 4 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 LUMFOCUS trademark filings?
Click the Watch Brand button at the top of this page to add LUMFOCUS 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 LUMFOCUS to another owner · Browse all NICE classes · Most valuable brands
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