SONA CALL holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 38 (Telecommunications) 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 June 25, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99021924 | SONA CALL | Jan 29, 2025 | Registered | 038 Telecommunications | Persona AI Co., Ltd. |
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FAQ: SONA CALL trademark portfolio
What trademarks does SONA CALL hold?
SONA CALL holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 38 (Telecommunications). The most recent filings are registered to Persona AI Co., Ltd..
How many trademarks does SONA CALL have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SONA CALL. The brand has been actively filing since January 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SONA CALL file most often?
SONA CALL's most active class is NICE Class 38 (Telecommunications), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SONA CALL trademark?
The most recent filings under the SONA CALL mark are registered to Persona AI Co., Ltd.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SONA CALL expanding into new categories?
The current WikiTrademarks Expansion Score for SONA CALL 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 SONA CALL trademark filings?
Click the Watch Brand button at the top of this page to add SONA CALL 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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