CHI FILTER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC) with 1 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 4, 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 |
|---|---|---|---|---|---|
| 98470651 | CHI FILTER | Mar 27, 2024 | Registered | 011 Lighting & HVAC | Blu Technology LLC |
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FAQ: CHI FILTER trademark portfolio
What trademarks does CHI FILTER hold?
CHI FILTER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC). The most recent filings are registered to Blu Technology LLC.
How many trademarks does CHI FILTER have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to CHI FILTER. The brand has been actively filing since March 2024. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does CHI FILTER file most often?
CHI FILTER's most active class is NICE Class 11 (Lighting & HVAC), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the CHI FILTER trademark?
The most recent filings under the CHI FILTER mark are registered to Blu Technology LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is CHI FILTER expanding into new categories?
The current WikiTrademarks Expansion Score for CHI FILTER is 1 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 CHI FILTER trademark filings?
Click the Watch Brand button at the top of this page to add CHI FILTER 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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