DURO CHROME 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 4/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 9, 2026
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Sign in to claimHow is DURO CHROME 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 |
|---|---|---|---|---|---|
| 99556556 | DURO CHROME | Dec 18, 2025 | Registered | 007 Machinery | Lingjing Ke |
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FAQ: DURO CHROME trademark portfolio
What trademarks does DURO CHROME hold?
DURO CHROME holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 7 (Machinery). The most recent filings are registered to Lingjing Ke.
How many trademarks does DURO CHROME have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DURO CHROME. The brand has been actively filing since December 2025. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DURO CHROME file most often?
DURO CHROME'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 DURO CHROME trademark?
The most recent filings under the DURO CHROME mark are registered to Lingjing Ke. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DURO CHROME expanding into new categories?
The current WikiTrademarks Expansion Score for DURO CHROME 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 DURO CHROME trademark filings?
Click the Watch Brand button at the top of this page to add DURO CHROME 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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