DELT holds 2 USPTO trademark filings across 2 NICE classes. The largest concentration is in Class 25 (Clothing & Footwear) 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 21, 2026
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Filing Velocity (24 Months)
Nice Class Distribution
Activity Timeline
No activity recorded yet.
Ownership & Assignment History
1 record| Date | From | To |
|---|---|---|
| Feb 20, 2014 |
SIEMENS WATER TECHNOLOGIES LLC
|
EVOQUA WATER TECHNOLOGIES LLC
ALPHARETTA, GEORGIA
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 86948634 | DELT | Mar 22, 2016 | Abandoned | 025 Clothing & Footwear 035 Advertising & Business | FOUR COLUMNS, INC |
| 74373712 | DELT | Mar 30, 1993 | Abandoned | 006 Metal Goods | EVOQUA WATER TECHNOLOGIES LLC |
Weekly visibility reports showing how ChatGPT mentions DELT, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: DELT trademark portfolio
What trademarks does DELT hold?
DELT holds 2 USPTO trademark filings across 2 NICE classes. The largest concentration is in Class 25 (Clothing & Footwear), Class 35 (Advertising & Business), Class 6 (Metal Goods). The most recent filings are registered to FOUR COLUMNS, INC.
How many trademarks does DELT have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to DELT. The brand has been actively filing since March 1993. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DELT file most often?
DELT's most active class is NICE Class 25 (Clothing & Footwear), with 1 filings. The full distribution across all 2 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DELT trademark?
The most recent filings under the DELT mark are registered to FOUR COLUMNS, INC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DELT expanding into new categories?
The current WikiTrademarks Expansion Score for DELT 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 DELT trademark filings?
Click the Watch Brand button at the top of this page to add DELT 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 DELT to another owner · Browse all NICE classes · Most valuable brands
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