HNK holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC) with 1 filings. The WikiTrademarks Expansion Score is 3/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 5, 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 |
|---|---|---|---|---|---|
| 98810474 | HNK | Oct 20, 2024 | Registered | 011 Lighting & HVAC | Ningbo Youerduo Electric Appliance Co., Ltd |
| 88376874 | HNK | Apr 09, 2019 | Pending | 009 Electronics & Software | SHENZHEN ZK TECHNOLOGY CO., LTD |
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FAQ: HNK trademark portfolio
What trademarks does HNK hold?
HNK holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC), Class 9 (Electronics & Software). The most recent filings are registered to Ningbo Youerduo Electric Appliance Co., Ltd.
How many trademarks does HNK have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to HNK. The brand has been actively filing since April 2019. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does HNK file most often?
HNK'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 HNK trademark?
The most recent filings under the HNK mark are registered to Ningbo Youerduo Electric Appliance Co., Ltd. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is HNK expanding into new categories?
The current WikiTrademarks Expansion Score for HNK is 3 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 HNK trademark filings?
Click the Watch Brand button at the top of this page to add HNK 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 HNK to another owner · Browse all NICE classes · Most valuable brands
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