BLK holds 5 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals) with 2 filings. The WikiTrademarks Expansion Score is 11/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 9, 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 |
|---|---|---|---|---|---|
| 99803008 | BLK | May 04, 2026 | Registered | 005 Pharmaceuticals | Amer Ahmed |
| 99580081 | BLK | Jan 06, 2026 | Registered | 005 Pharmaceuticals | RAGNAROCK LTDA |
| 98541566 | BLK | May 09, 2024 | Registered | 043 Food & Drink Services | QahwaBLK Limited |
| 79975480 | BLK | Apr 08, 2019 | Pending | 009 Electronics & Software 012 Vehicles | Leica Geosystems AG |
| 79259176 | BLK | Apr 08, 2019 | Pending | 009 Electronics & Software | Leica Geosystems AG |
Weekly visibility reports showing how ChatGPT mentions BLK, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: BLK trademark portfolio
What trademarks does BLK hold?
BLK holds 5 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals), Class 9 (Electronics & Software), Class 12 (Vehicles). The most recent filings are registered to Amer Ahmed.
How many trademarks does BLK have at the USPTO?
WikiTrademarks tracks 5 USPTO trademark filings attributed to BLK. 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 BLK file most often?
BLK's most active class is NICE Class 5 (Pharmaceuticals), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the BLK trademark?
The most recent filings under the BLK mark are registered to Amer Ahmed. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is BLK expanding into new categories?
The current WikiTrademarks Expansion Score for BLK is 11 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 BLK trademark filings?
Click the Watch Brand button at the top of this page to add BLK 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 BLK to another owner · Browse all NICE classes · Most valuable brands
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