QJB holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC) 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 11, 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 |
|---|---|---|---|---|---|
| 88406415 | QJB | Apr 29, 2019 | Pending | 011 Lighting & HVAC | SHENZHEN XIONGSEN ELECTRIC TECHNOLOGY CO., LTD |
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FAQ: QJB trademark portfolio
What trademarks does QJB hold?
QJB holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 11 (Lighting & HVAC). The most recent filings are registered to SHENZHEN XIONGSEN ELECTRIC TECHNOLOGY CO., LTD.
How many trademarks does QJB have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to QJB. 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 QJB file most often?
QJB's most active class is NICE Class 11 (Lighting & HVAC), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the QJB trademark?
The most recent filings under the QJB mark are registered to SHENZHEN XIONGSEN ELECTRIC TECHNOLOGY CO., LTD. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is QJB expanding into new categories?
The current WikiTrademarks Expansion Score for QJB 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 QJB trademark filings?
Click the Watch Brand button at the top of this page to add QJB 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 QJB to another owner · Browse all NICE classes · Most valuable brands
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