CAIINEI 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 November 8, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
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Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99593410 | CAIINEI | Jan 14, 2026 | Registered | 009 Electronics & Software | Zhang Dongdong |
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FAQ: CAIINEI trademark portfolio
What trademarks does CAIINEI hold?
CAIINEI 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 Zhang Dongdong.
How many trademarks does CAIINEI have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to CAIINEI. The brand has been actively filing since January 2026. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CAIINEI file most often?
CAIINEI'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 CAIINEI trademark?
The most recent filings under the CAIINEI mark are registered to Zhang Dongdong. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CAIINEI expanding into new categories?
The current WikiTrademarks Expansion Score for CAIINEI 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 CAIINEI trademark filings?
Click the Watch Brand button at the top of this page to add CAIINEI 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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