DURA STONE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals) with 1 filings. The WikiTrademarks Expansion Score is 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed August 18, 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 |
|---|---|---|---|---|---|
| 79306457 | DURA STONE | Oct 23, 2020 | Pending | 001 Chemicals 019 Building Materials 040 Material Treatment | Gebrüder Dorfner GmbH & Co. KG |
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FAQ: DURA STONE trademark portfolio
What trademarks does DURA STONE hold?
DURA STONE holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals), Class 19 (Building Materials), Class 40 (Material Treatment). The most recent filings are registered to Gebrüder Dorfner GmbH & Co. KG.
How many trademarks does DURA STONE have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DURA STONE. The brand has been actively filing since October 2020. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DURA STONE file most often?
DURA STONE's most active class is NICE Class 1 (Chemicals), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DURA STONE trademark?
The most recent filings under the DURA STONE mark are registered to Gebrüder Dorfner GmbH & Co. KG. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DURA STONE expanding into new categories?
The current WikiTrademarks Expansion Score for DURA STONE is 4 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 DURA STONE trademark filings?
Click the Watch Brand button at the top of this page to add DURA STONE 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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