SECONDBRAIN holds 1 USPTO trademark filings across 0 NICE classes. 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 November 12, 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 |
|---|---|---|---|---|---|
| 87679058 | SECONDBRAIN | Nov 09, 2017 | Pending | 042 Science & Technology | Second Brain LLC |
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FAQ: SECONDBRAIN trademark portfolio
What trademarks does SECONDBRAIN hold?
SECONDBRAIN holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology). The most recent filings are registered to Second Brain LLC.
How many trademarks does SECONDBRAIN have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SECONDBRAIN. The brand has been actively filing since November 2017. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SECONDBRAIN file most often?
SECONDBRAIN'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 SECONDBRAIN trademark?
The most recent filings under the SECONDBRAIN mark are registered to Second Brain LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SECONDBRAIN expanding into new categories?
The current WikiTrademarks Expansion Score for SECONDBRAIN 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 SECONDBRAIN trademark filings?
Click the Watch Brand button at the top of this page to add SECONDBRAIN 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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