SIPHER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software) with 1 filings. The WikiTrademarks Expansion Score is 31/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed October 13, 2026
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Filing Velocity (24 Months)
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99775400 | SIPHER | Apr 20, 2026 | Registered | 009 Electronics & Software 038 Telecommunications | Dark Castle Group, LLC |
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FAQ: SIPHER trademark portfolio
What trademarks does SIPHER hold?
SIPHER holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 9 (Electronics & Software), Class 38 (Telecommunications). The most recent filings are registered to Dark Castle Group, LLC.
How many trademarks does SIPHER have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to SIPHER. 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 SIPHER file most often?
SIPHER's most active class is NICE Class 9 (Electronics & Software), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the SIPHER trademark?
The most recent filings under the SIPHER mark are registered to Dark Castle Group, LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is SIPHER expanding into new categories?
The current WikiTrademarks Expansion Score for SIPHER is 31 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 SIPHER trademark filings?
Click the Watch Brand button at the top of this page to add SIPHER 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 SIPHER to another owner · Browse all NICE classes · Most valuable brands
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