DURO FLEX holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 17 (Rubber & Insulation) 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 June 15, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
5 records| Date | From | To |
|---|---|---|
| Feb 5, 2015 |
THE GATES CORPORATION
|
GATES CORPORATION
DENVER, COLORADO
|
| Aug 5, 2014 |
THE GATES CORPORATION
GATES MECTROL, INC.
|
CITIBANK, N.A., AS COLLATERAL AGENT
NEW YORK, NEW YORK
|
| Aug 4, 2014 |
THE GATES CORPORATION
GATES MECTROL, INC.
|
CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH,...
NEW YORK, NEW YORK
|
| Jul 10, 2014 |
CITICORP USA, INC.
|
AQUATIC CO.
ANAHEIM, CALIFORNIA
GATES MECTROL, INC., A DELAWARE CORPORAT...
SALEM, NEW HAMPSHIRE
THE GATES CORPORATION, A DELAWARE CORPOR...
DENVER, COLORADO
|
| Jul 10, 2014 |
WILMINGTON TRUST, NATIONAL ASSOCIATION
|
AQUATIC CO.
ANAHEIM, CALIFORNIA
GATES MECTROL, INC., A DELAWARE CORPORAT...
SALEM, NEW HAMPSHIRE
THE GATES CORPORATION, A DELAWARE CORPOR...
DENVER, COLORADO
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 74589443 | DURO FLEX | Oct 24, 1994 | Pending | 017 Rubber & Insulation | GATES CORPORATION |
Weekly visibility reports showing how ChatGPT mentions DURO FLEX, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: DURO FLEX trademark portfolio
What trademarks does DURO FLEX hold?
DURO FLEX holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 17 (Rubber & Insulation). The most recent filings are registered to GATES CORPORATION.
How many trademarks does DURO FLEX have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DURO FLEX. The brand has been actively filing since October 1994. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DURO FLEX file most often?
DURO FLEX's most active class is NICE Class 17 (Rubber & Insulation), 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 FLEX trademark?
The most recent filings under the DURO FLEX mark are registered to GATES CORPORATION. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DURO FLEX expanding into new categories?
The current WikiTrademarks Expansion Score for DURO FLEX 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 FLEX trademark filings?
Click the Watch Brand button at the top of this page to add DURO FLEX 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 FLEX to another owner · Browse all NICE classes · Most valuable brands