MASON DEPARTMENT holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 15 (Musical Instruments) 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 15, 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 |
|---|---|---|---|---|---|
| 97374476 | MASON DEPARTMENT | Apr 21, 2022 | Registered | 015 Musical Instruments | Liang Hao |
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FAQ: MASON DEPARTMENT trademark portfolio
What trademarks does MASON DEPARTMENT hold?
MASON DEPARTMENT holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 15 (Musical Instruments). The most recent filings are registered to Liang Hao.
How many trademarks does MASON DEPARTMENT have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to MASON DEPARTMENT. The brand has been actively filing since April 2022. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does MASON DEPARTMENT file most often?
MASON DEPARTMENT's most active class is NICE Class 15 (Musical Instruments), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the MASON DEPARTMENT trademark?
The most recent filings under the MASON DEPARTMENT mark are registered to Liang Hao. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is MASON DEPARTMENT expanding into new categories?
The current WikiTrademarks Expansion Score for MASON DEPARTMENT 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 MASON DEPARTMENT trademark filings?
Click the Watch Brand button at the top of this page to add MASON DEPARTMENT 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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