SAIERFOUR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 21 (Housewares) 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 July 7, 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 |
|---|---|---|---|---|---|
| 99519097 | SAIERFOUR | Nov 26, 2025 | Registered | 021 Housewares | Luzhou Jumu E-commerce Co., Ltd. |
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FAQ: SAIERFOUR trademark portfolio
What trademarks does SAIERFOUR hold?
SAIERFOUR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 21 (Housewares). The most recent filings are registered to Luzhou Jumu E-commerce Co., Ltd..
How many trademarks does SAIERFOUR have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SAIERFOUR. The brand has been actively filing since November 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SAIERFOUR file most often?
SAIERFOUR's most active class is NICE Class 21 (Housewares), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SAIERFOUR trademark?
The most recent filings under the SAIERFOUR mark are registered to Luzhou Jumu E-commerce Co., Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SAIERFOUR expanding into new categories?
The current WikiTrademarks Expansion Score for SAIERFOUR 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 SAIERFOUR trademark filings?
Click the Watch Brand button at the top of this page to add SAIERFOUR 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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