K81 holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 6 (Metal Goods) 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 July 10, 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 |
|---|---|---|---|---|---|
| 99150583 | K81 | Apr 23, 2025 | Registered | 006 Metal Goods | Wieland-Werke AG |
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FAQ: K81 trademark portfolio
What trademarks does K81 hold?
K81 holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 6 (Metal Goods). The most recent filings are registered to Wieland-Werke AG.
How many trademarks does K81 have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to K81. The brand has been actively filing since April 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does K81 file most often?
K81's most active class is NICE Class 6 (Metal Goods), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the K81 trademark?
The most recent filings under the K81 mark are registered to Wieland-Werke AG. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is K81 expanding into new categories?
The current WikiTrademarks Expansion Score for K81 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 K81 trademark filings?
Click the Watch Brand button at the top of this page to add K81 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 K81 to another owner · Browse all NICE classes · Most valuable brands
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