PROOFLANE holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology) with 1 filings. The WikiTrademarks Expansion Score is 9/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 22, 2026
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Filing Velocity (24 Months)
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99545002 | PROOFLANE | Dec 12, 2025 | Registered | 042 Science & Technology | Nguyen Chau Anh Huynh |
| 99508019 | PROOFLANE | Nov 20, 2025 | Registered | 041 Education & Entertainment | Nguyen Chau Anh Huynh |
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FAQ: PROOFLANE trademark portfolio
What trademarks does PROOFLANE hold?
PROOFLANE holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology), Class 41 (Education & Entertainment). The most recent filings are registered to Nguyen Chau Anh Huynh.
How many trademarks does PROOFLANE have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to PROOFLANE. The brand has been actively filing since November 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does PROOFLANE file most often?
PROOFLANE's most active class is NICE Class 42 (Science & Technology), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the PROOFLANE trademark?
The most recent filings under the PROOFLANE mark are registered to Nguyen Chau Anh Huynh. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is PROOFLANE expanding into new categories?
The current WikiTrademarks Expansion Score for PROOFLANE is 9 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 PROOFLANE trademark filings?
Click the Watch Brand button at the top of this page to add PROOFLANE 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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