DURO GR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals) with 1 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 12, 2026
Own this brand? Claim the profile to add your logo, story, and website.
Sign in to claimHow is DURO GR filing trademarks, and where is the portfolio expanding?
Filing Velocity (24 Months)
Filing Activity by NICE Class
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 99166501 | DURO GR | May 01, 2025 | Pending | 005 Pharmaceuticals | AMVAC Chemical Corporation |
Weekly visibility reports showing how ChatGPT mentions DURO GR, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: DURO GR trademark portfolio
What trademarks does DURO GR hold?
DURO GR holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 5 (Pharmaceuticals). The most recent filings are registered to AMVAC Chemical Corporation.
How many trademarks does DURO GR have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DURO GR. The brand has been actively filing since May 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DURO GR file most often?
DURO GR's most active class is NICE Class 5 (Pharmaceuticals), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DURO GR trademark?
The most recent filings under the DURO GR mark are registered to AMVAC Chemical Corporation. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DURO GR expanding into new categories?
The current WikiTrademarks Expansion Score for DURO GR is 1 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 DURO GR trademark filings?
Click the Watch Brand button at the top of this page to add DURO GR 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 DURO GR to another owner · Browse all NICE classes · Most valuable brands
Community notes
0 notesShare what you know about DURO GR and help the next person researching it.