TOMBSTONE TRIO holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment) 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 November 1, 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 |
|---|---|---|---|---|---|
| 98763319 | TOMBSTONE TRIO | Sep 22, 2024 | Registered | 041 Education & Entertainment | Groff, David |
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FAQ: TOMBSTONE TRIO trademark portfolio
What trademarks does TOMBSTONE TRIO hold?
TOMBSTONE TRIO holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 41 (Education & Entertainment). The most recent filings are registered to Groff, David.
How many trademarks does TOMBSTONE TRIO have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to TOMBSTONE TRIO. The brand has been actively filing since September 2024. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does TOMBSTONE TRIO file most often?
TOMBSTONE TRIO's most active class is NICE Class 41 (Education & Entertainment), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the TOMBSTONE TRIO trademark?
The most recent filings under the TOMBSTONE TRIO mark are registered to Groff, David. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is TOMBSTONE TRIO expanding into new categories?
The current WikiTrademarks Expansion Score for TOMBSTONE TRIO 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 TOMBSTONE TRIO trademark filings?
Click the Watch Brand button at the top of this page to add TOMBSTONE TRIO 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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