DIOSNA holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery) with 1 filings. The WikiTrademarks Expansion Score is 0/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed September 11, 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 |
|---|---|---|---|---|---|
| 74429874 | DIOSNA | Aug 26, 1993 | Abandoned | 007 Machinery 009 Electronics & Software 011 Lighting & HVAC | DIOSNA DIERKS & SOEHNE GMBH |
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FAQ: DIOSNA trademark portfolio
What trademarks does DIOSNA hold?
DIOSNA holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery), Class 9 (Electronics & Software), Class 11 (Lighting & HVAC). The most recent filings are registered to DIOSNA DIERKS & SOEHNE GMBH.
How many trademarks does DIOSNA have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DIOSNA. The brand has been actively filing since August 1993. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DIOSNA file most often?
DIOSNA's most active class is NICE Class 7 (Machinery), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DIOSNA trademark?
The most recent filings under the DIOSNA mark are registered to DIOSNA DIERKS & SOEHNE GMBH. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DIOSNA expanding into new categories?
The current WikiTrademarks Expansion Score for DIOSNA is 0 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 DIOSNA trademark filings?
Click the Watch Brand button at the top of this page to add DIOSNA 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 DIOSNA to another owner · Browse all NICE classes · Most valuable brands
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