PETRAIN holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 21 (Housewares) 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 October 14, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99015658 | PETRAIN | Jan 23, 2025 | Pending | 021 Housewares | Fei Gu |
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FAQ: PETRAIN trademark portfolio
What trademarks does PETRAIN hold?
PETRAIN holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 21 (Housewares). The most recent filings are registered to Fei Gu.
How many trademarks does PETRAIN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to PETRAIN. The brand has been actively filing since January 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PETRAIN file most often?
PETRAIN's most active class is NICE Class 21 (Housewares), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PETRAIN trademark?
The most recent filings under the PETRAIN mark are registered to Fei Gu. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PETRAIN expanding into new categories?
The current WikiTrademarks Expansion Score for PETRAIN 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 PETRAIN trademark filings?
Click the Watch Brand button at the top of this page to add PETRAIN 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 PETRAIN to another owner · Browse all NICE classes · Most valuable brands
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