PLUMB & SQUARE 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 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 9, 2026
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Sign in to claimHow is PLUMB & SQUARE filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99410908 | PLUMB & SQUARE | Sep 24, 2025 | Registered | 041 Education & Entertainment | Zack Olson |
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FAQ: PLUMB & SQUARE trademark portfolio
What trademarks does PLUMB & SQUARE hold?
PLUMB & SQUARE 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 Zack Olson.
How many trademarks does PLUMB & SQUARE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to PLUMB & SQUARE. The brand has been actively filing since September 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PLUMB & SQUARE file most often?
PLUMB & SQUARE'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 PLUMB & SQUARE trademark?
The most recent filings under the PLUMB & SQUARE mark are registered to Zack Olson. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PLUMB & SQUARE expanding into new categories?
The current WikiTrademarks Expansion Score for PLUMB & SQUARE is 4 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 PLUMB & SQUARE trademark filings?
Click the Watch Brand button at the top of this page to add PLUMB & SQUARE 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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