SIGNED UNKNOWN holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 16 (Paper & Printed Goods) 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)
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 98004065 | SIGNED UNKNOWN | May 19, 2023 | Pending | 016 Paper & Printed Goods 035 Advertising & Business | Clarkson, John |
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FAQ: SIGNED UNKNOWN trademark portfolio
What trademarks does SIGNED UNKNOWN hold?
SIGNED UNKNOWN holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 16 (Paper & Printed Goods), Class 35 (Advertising & Business). The most recent filings are registered to Clarkson, John.
How many trademarks does SIGNED UNKNOWN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SIGNED UNKNOWN. The brand has been actively filing since May 2023. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SIGNED UNKNOWN file most often?
SIGNED UNKNOWN's most active class is NICE Class 16 (Paper & Printed 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 SIGNED UNKNOWN trademark?
The most recent filings under the SIGNED UNKNOWN mark are registered to Clarkson, John. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SIGNED UNKNOWN expanding into new categories?
The current WikiTrademarks Expansion Score for SIGNED UNKNOWN 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 SIGNED UNKNOWN trademark filings?
Click the Watch Brand button at the top of this page to add SIGNED UNKNOWN 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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