SOURFUEN 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 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed November 11, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 97314040 | SOURFUEN | Mar 15, 2022 | Pending | 009 Electronics & Software | Shenzhen Deng Pu Technology Co., Ltd. |
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FAQ: SOURFUEN trademark portfolio
What trademarks does SOURFUEN hold?
SOURFUEN 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 Shenzhen Deng Pu Technology Co., Ltd..
How many trademarks does SOURFUEN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SOURFUEN. The brand has been actively filing since March 2022. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SOURFUEN file most often?
SOURFUEN'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 SOURFUEN trademark?
The most recent filings under the SOURFUEN mark are registered to Shenzhen Deng Pu 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 SOURFUEN expanding into new categories?
The current WikiTrademarks Expansion Score for SOURFUEN 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 SOURFUEN trademark filings?
Click the Watch Brand button at the top of this page to add SOURFUEN 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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