XL-DUR holds 1 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 9 (Electronics & Software) 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 June 14, 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 |
|---|---|---|---|---|---|
| 74652445 | XL-DUR | Mar 28, 1995 | Abandoned | 009 Electronics & Software | BELDEN INC. |
Weekly visibility reports showing how ChatGPT mentions XL-DUR, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: XL-DUR trademark portfolio
What trademarks does XL-DUR hold?
XL-DUR holds 1 USPTO trademark filings across 1 NICE class. The largest concentration is in Class 9 (Electronics & Software). The most recent filings are registered to BELDEN INC..
How many trademarks does XL-DUR have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to XL-DUR. The brand has been actively filing since March 1995. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does XL-DUR file most often?
XL-DUR's most active class is NICE Class 9 (Electronics & Software), with 1 filings. The full distribution across all 1 classes is shown in the Nice Class Distribution panel on this page.
Who owns the XL-DUR trademark?
The most recent filings under the XL-DUR mark are registered to BELDEN INC.. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is XL-DUR expanding into new categories?
The current WikiTrademarks Expansion Score for XL-DUR 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 XL-DUR trademark filings?
Click the Watch Brand button at the top of this page to add XL-DUR 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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