SONIC THE HEDGEHOG holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 2 filings. The WikiTrademarks Expansion Score is 8/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 18, 2026
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Sign in to claimHow is SONIC THE HEDGEHOG filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
1 record| Date | From | To |
|---|---|---|
| Jul 28, 2015 |
KABUSHIKI KAISHA SEGA
|
SEGA GAMES CO., LTD.
TOKYO
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 79292700 | SONIC THE HEDGEHOG | Feb 13, 2020 | Pending | 009 Electronics & Software | SEGA CORPORATION |
| 79090300 | SONIC THE HEDGEHOG | Jul 14, 2010 | Pending | 014 Jewelry & Watches 016 Paper & Printed Goods 018 Leather Goods & Luggage 020 Furniture 021 Housewares 024 Fabrics 025 Clothing & Footwear 028 Games & Toys 030 Staple Foods & Beverages 032 Beer & Soft Drinks | SEGA CORPORATION |
| 78333551 | SONIC THE HEDGEHOG | Nov 26, 2003 | Abandoned | 009 Electronics & Software | SEGA CORPORATION |
Weekly visibility reports showing how ChatGPT mentions SONIC THE HEDGEHOG, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: SONIC THE HEDGEHOG trademark portfolio
What trademarks does SONIC THE HEDGEHOG hold?
SONIC THE HEDGEHOG holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software), Class 14 (Jewelry & Watches), Class 16 (Paper & Printed Goods). The most recent filings are registered to SEGA CORPORATION.
How many trademarks does SONIC THE HEDGEHOG have at the USPTO?
WikiTrademarks tracks 3 USPTO trademark filings attributed to SONIC THE HEDGEHOG. The brand has been actively filing since November 2003. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SONIC THE HEDGEHOG file most often?
SONIC THE HEDGEHOG'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 SONIC THE HEDGEHOG trademark?
The most recent filings under the SONIC THE HEDGEHOG mark are registered to SEGA CORPORATION. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SONIC THE HEDGEHOG expanding into new categories?
The current WikiTrademarks Expansion Score for SONIC THE HEDGEHOG is 8 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 SONIC THE HEDGEHOG trademark filings?
Click the Watch Brand button at the top of this page to add SONIC THE HEDGEHOG 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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