CTO SENTINEL holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment) with 1 filings. The WikiTrademarks Expansion Score is 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed August 13, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 97613803 | CTO SENTINEL | Sep 29, 2022 | Pending | 041 Education & Entertainment | Etienne S. de Bruin |
| 97613810 | CTO SENTINEL | Sep 29, 2022 | Registered | 042 Science & Technology | Etienne S. de Bruin |
| 97613819 | CTO SENTINEL | Sep 29, 2022 | Registered | 009 Electronics & Software | Etienne S. de Bruin |
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FAQ: CTO SENTINEL trademark portfolio
What trademarks does CTO SENTINEL hold?
CTO SENTINEL holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment), Class 42 (Science & Technology), Class 9 (Electronics & Software). The most recent filings are registered to Etienne S. de Bruin.
How many trademarks does CTO SENTINEL have at the USPTO?
WikiTrademarks tracks 3 USPTO trademark filings attributed to CTO SENTINEL. The brand has been actively filing since September 2022. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CTO SENTINEL file most often?
CTO SENTINEL's most active class is NICE Class 41 (Education & Entertainment), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the CTO SENTINEL trademark?
The most recent filings under the CTO SENTINEL mark are registered to Etienne S. de Bruin. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CTO SENTINEL expanding into new categories?
The current WikiTrademarks Expansion Score for CTO SENTINEL is 4 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 CTO SENTINEL trademark filings?
Click the Watch Brand button at the top of this page to add CTO SENTINEL 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 CTO SENTINEL to another owner · Browse all NICE classes · Most valuable brands
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