SIGNSTACK 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 24/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 4, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
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Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99763009 | SIGNSTACK | Apr 14, 2026 | Registered | 042 Science & Technology | SignStack LLC |
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FAQ: SIGNSTACK trademark portfolio
What trademarks does SIGNSTACK hold?
SIGNSTACK 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 SignStack LLC.
How many trademarks does SIGNSTACK have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SIGNSTACK. The brand has been actively filing since April 2026. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does SIGNSTACK file most often?
SIGNSTACK'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 SIGNSTACK trademark?
The most recent filings under the SIGNSTACK mark are registered to SignStack LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SIGNSTACK expanding into new categories?
The current WikiTrademarks Expansion Score for SIGNSTACK is 24 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 SIGNSTACK trademark filings?
Click the Watch Brand button at the top of this page to add SIGNSTACK 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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