WATERDROP ELFIN 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 June 17, 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 |
|---|---|---|---|---|---|
| 90185712 | WATERDROP ELFIN | Sep 16, 2020 | Pending | 011 Lighting & HVAC | QINGDAO ECOPURE FILTER CO., LTD |
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FAQ: WATERDROP ELFIN trademark portfolio
What trademarks does WATERDROP ELFIN hold?
WATERDROP ELFIN 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 QINGDAO ECOPURE FILTER CO., LTD.
How many trademarks does WATERDROP ELFIN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to WATERDROP ELFIN. The brand has been actively filing since September 2020. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does WATERDROP ELFIN file most often?
WATERDROP ELFIN'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 WATERDROP ELFIN trademark?
The most recent filings under the WATERDROP ELFIN mark are registered to QINGDAO ECOPURE FILTER CO., LTD. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is WATERDROP ELFIN expanding into new categories?
The current WikiTrademarks Expansion Score for WATERDROP ELFIN 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 WATERDROP ELFIN trademark filings?
Click the Watch Brand button at the top of this page to add WATERDROP ELFIN 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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