QUADRO holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery) with 1 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 14, 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 |
|---|---|---|---|---|---|
| 97746542 | QUADRO | Jan 09, 2023 | Pending | 012 Vehicles | ST Engineering Aethon, Inc. |
| 88765207 | QUADRO | Jan 19, 2020 | Pending | 011 Lighting & HVAC | SPECIALTY LIGHTING INDUSTRIES, INC. |
| 73580034 | QUADRO | Jan 27, 1986 | Abandoned | 007 Machinery | QUADRO ENGINEERING CORP. |
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FAQ: QUADRO trademark portfolio
What trademarks does QUADRO hold?
QUADRO holds 3 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery), Class 12 (Vehicles), Class 11 (Lighting & HVAC). The most recent filings are registered to ST Engineering Aethon, Inc..
How many trademarks does QUADRO have at the USPTO?
WikiTrademarks tracks 3 USPTO trademark filings attributed to QUADRO. The brand has been actively filing since January 1986. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does QUADRO file most often?
QUADRO's most active class is NICE Class 7 (Machinery), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the QUADRO trademark?
The most recent filings under the QUADRO mark are registered to ST Engineering Aethon, Inc.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is QUADRO expanding into new categories?
The current WikiTrademarks Expansion Score for QUADRO is 0 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 QUADRO trademark filings?
Click the Watch Brand button at the top of this page to add QUADRO 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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