CAYIN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 2 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 23, 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 |
|---|---|---|---|---|---|
| 99483823 | CAYIN | Nov 06, 2025 | Pending | 009 Electronics & Software | ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., LTD. |
| 86762448 | CAYIN | Sep 21, 2015 | Pending | 009 Electronics & Software | ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., LTD |
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FAQ: CAYIN trademark portfolio
What trademarks does CAYIN hold?
CAYIN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software). The most recent filings are registered to ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., LTD..
How many trademarks does CAYIN have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to CAYIN. The brand has been actively filing since September 2015. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CAYIN file most often?
CAYIN's most active class is NICE Class 9 (Electronics & Software), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the CAYIN trademark?
The most recent filings under the CAYIN mark are registered to ZHUHAI SPARK ELECTRONIC EQUIPMENT CO., LTD.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CAYIN expanding into new categories?
The current WikiTrademarks Expansion Score for CAYIN 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 CAYIN trademark filings?
Click the Watch Brand button at the top of this page to add CAYIN 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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