SIREN holds 5 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 9 (Electronics & Software) with 2 filings. The WikiTrademarks Expansion Score is 31/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 14, 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 |
|---|---|---|---|---|---|
| 99736904 | SIREN | Mar 31, 2026 | Registered | 005 Pharmaceuticals 042 Science & Technology | Siren Biotechnology, Inc. |
| 99589743 | SIREN | Jan 12, 2026 | Registered | 009 Electronics & Software | Fred L Hamilton |
| 99235518 | SIREN | Jun 16, 2025 | Pending | 016 Paper & Printed Goods | Willow Wolfe, Inc. |
| 79413903 | SIREN | Oct 25, 2024 | Registered | 009 Electronics & Software | YAMAHA HATSUDOKI KABUSHIKI KAISHA |
| 86311390 | SIREN | Jun 16, 2014 | Abandoned | 025 Clothing & Footwear | Cube Holdings Pty Ltd |
| 86306132 | SIREN | Jun 11, 2014 | Pending | 003 Cosmetics & Cleaning | House of Lashes |
Weekly visibility reports showing how ChatGPT mentions SIREN, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: SIREN trademark portfolio
What trademarks does SIREN hold?
SIREN holds 5 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 9 (Electronics & Software), Class 16 (Paper & Printed Goods), Class 5 (Pharmaceuticals). The most recent filings are registered to Siren Biotechnology, Inc..
How many trademarks does SIREN have at the USPTO?
WikiTrademarks tracks 5 USPTO trademark filings attributed to SIREN. The brand has been actively filing since June 2014. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SIREN file most often?
SIREN's most active class is NICE Class 9 (Electronics & Software), with 2 filings. The full distribution across all 1 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SIREN trademark?
The most recent filings under the SIREN mark are registered to Siren Biotechnology, Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SIREN expanding into new categories?
The current WikiTrademarks Expansion Score for SIREN is 31 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 SIREN trademark filings?
Click the Watch Brand button at the top of this page to add SIREN 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.
More on this portfolio: Compare SIREN to another owner · Browse all NICE classes · Most valuable brands