DURSBAN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals) with 2 filings. The WikiTrademarks Expansion Score is 6/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed June 14, 2026
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Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
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Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99369981 | DURSBAN | Sep 02, 2025 | Registered | 001 Chemicals 005 Pharmaceuticals | Corteva Agriscience LLC |
| 72201395 | DURSBAN | Sep 08, 1964 | Pending | 005 Pharmaceuticals | CORTEVA AGRISCIENCE LLC |
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FAQ: DURSBAN trademark portfolio
What trademarks does DURSBAN hold?
DURSBAN holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals), Class 1 (Chemicals). The most recent filings are registered to Corteva Agriscience LLC.
How many trademarks does DURSBAN have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to DURSBAN. The brand has been actively filing since September 1964. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DURSBAN file most often?
DURSBAN's most active class is NICE Class 5 (Pharmaceuticals), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DURSBAN trademark?
The most recent filings under the DURSBAN mark are registered to Corteva Agriscience LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DURSBAN expanding into new categories?
The current WikiTrademarks Expansion Score for DURSBAN is 6 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 DURSBAN trademark filings?
Click the Watch Brand button at the top of this page to add DURSBAN 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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