EROTON holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 8 (Hand Tools) with 2 filings. The WikiTrademarks Expansion Score is 19/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 15, 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 |
|---|---|---|---|---|---|
| 99764744 | EROTON | Apr 15, 2026 | Registered | 008 Hand Tools | Yufei Lai |
| 88339131 | EROTON | Mar 14, 2019 | Pending | 008 Hand Tools | Lai Yufei |
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FAQ: EROTON trademark portfolio
What trademarks does EROTON hold?
EROTON holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 8 (Hand Tools). The most recent filings are registered to Yufei Lai.
How many trademarks does EROTON have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to EROTON. The brand has been actively filing since March 2019. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does EROTON file most often?
EROTON's most active class is NICE Class 8 (Hand Tools), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the EROTON trademark?
The most recent filings under the EROTON mark are registered to Yufei Lai. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is EROTON expanding into new categories?
The current WikiTrademarks Expansion Score for EROTON is 19 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 EROTON trademark filings?
Click the Watch Brand button at the top of this page to add EROTON 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 EROTON to another owner · Browse all NICE classes · Most valuable brands
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