SIINONO holds 4 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 35 (Advertising & Business) with 1 filings. The WikiTrademarks Expansion Score is 24/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 20, 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 |
|---|---|---|---|---|---|
| 99795402 | SIINONO | Apr 29, 2026 | Registered | 014 Jewelry & Watches | Qiang Hou |
| 79446564 | SIINONO | Oct 20, 2025 | Registered | 016 Paper & Printed Goods 028 Games & Toys | Hangzhou Zhongzi Star Art Design Co., Ltd. |
| 99433920 | SIINONO | Oct 09, 2025 | Registered | 035 Advertising & Business | Shenzhen Letsvan Culture Co., Ltd. |
| 99433921 | SIINONO | Oct 09, 2025 | Registered | 025 Clothing & Footwear | Shenzhen Letsvan Culture Co., Ltd. |
Weekly visibility reports showing how ChatGPT mentions SIINONO, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: SIINONO trademark portfolio
What trademarks does SIINONO hold?
SIINONO holds 4 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 35 (Advertising & Business), Class 25 (Clothing & Footwear), Class 14 (Jewelry & Watches). The most recent filings are registered to Qiang Hou.
How many trademarks does SIINONO have at the USPTO?
WikiTrademarks tracks 4 USPTO trademark filings attributed to SIINONO. The brand has been actively filing since October 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SIINONO file most often?
SIINONO's most active class is NICE Class 35 (Advertising & Business), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SIINONO trademark?
The most recent filings under the SIINONO mark are registered to Qiang Hou. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SIINONO expanding into new categories?
The current WikiTrademarks Expansion Score for SIINONO is 24 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 SIINONO trademark filings?
Click the Watch Brand button at the top of this page to add SIINONO 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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