NTK holds 5 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery) with 2 filings. The WikiTrademarks Expansion Score is 27/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 29, 2026
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Sign in to claimHow is NTK filing trademarks, and where is the portfolio expanding?
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 |
|---|---|---|---|---|---|
| 99742836 | NTK | Apr 03, 2026 | Registered | 041 Education & Entertainment | NIPPON TOKUSHU TOGYO KABUSHIKI KAISHA |
| 98791820 | NTK | Oct 09, 2024 | Pending | 007 Machinery | NIPPON TOKUSHU TOGYO KABUSHIKI KAISHA |
| 97848823 | NTK | Mar 21, 2023 | Pending | 022 Ropes & Textiles | BORRIELLO DE ANDRADE, RENATO FRADE |
| 87583737 | NTK | Aug 25, 2017 | Pending | 022 Ropes & Textiles | BORRIELLO DE ANDRADE, RENATO FRADE |
| 78496166 | NTK | Oct 07, 2004 | Abandoned | 007 Machinery 009 Electronics & Software 011 Lighting & HVAC 017 Rubber & Insulation | NIPPON TOKUSHU TOGYO KABUSHIKI KAISHA |
Weekly visibility reports showing how ChatGPT mentions NTK, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: NTK trademark portfolio
What trademarks does NTK hold?
NTK holds 5 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery), Class 22 (Ropes & Textiles), Class 41 (Education & Entertainment). The most recent filings are registered to NIPPON TOKUSHU TOGYO KABUSHIKI KAISHA.
How many trademarks does NTK have at the USPTO?
WikiTrademarks tracks 5 USPTO trademark filings attributed to NTK. The brand has been actively filing since October 2004. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does NTK file most often?
NTK's most active class is NICE Class 7 (Machinery), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the NTK trademark?
The most recent filings under the NTK mark are registered to NIPPON TOKUSHU TOGYO KABUSHIKI KAISHA. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is NTK expanding into new categories?
The current WikiTrademarks Expansion Score for NTK is 27 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 NTK trademark filings?
Click the Watch Brand button at the top of this page to add NTK 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 NTK to another owner · Browse all NICE classes · Most valuable brands
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