QUANLSE holds 1 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 42 (Science & Technology) 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 June 27, 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 |
|---|---|---|---|---|---|
| 88519992 | QUANLSE | Jul 17, 2019 | Pending | 042 Science & Technology | BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD. |
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FAQ: QUANLSE trademark portfolio
What trademarks does QUANLSE hold?
QUANLSE holds 1 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 42 (Science & Technology). The most recent filings are registered to BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD..
How many trademarks does QUANLSE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to QUANLSE. The brand has been actively filing since July 2019. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does QUANLSE file most often?
QUANLSE's most active class is NICE Class 42 (Science & Technology), with 1 filings. The full distribution across all 1 classes is shown in the Nice Class Distribution panel on this page.
Who owns the QUANLSE trademark?
The most recent filings under the QUANLSE mark are registered to BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is QUANLSE expanding into new categories?
The current WikiTrademarks Expansion Score for QUANLSE 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 QUANLSE trademark filings?
Click the Watch Brand button at the top of this page to add QUANLSE 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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