DG-11 holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals) 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 August 21, 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 |
|---|---|---|---|---|---|
| 87170516 | DG-11 | Sep 14, 2016 | Pending | 001 Chemicals | Calgon Carbon Corporation |
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FAQ: DG-11 trademark portfolio
What trademarks does DG-11 hold?
DG-11 holds 1 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 1 (Chemicals). The most recent filings are registered to Calgon Carbon Corporation.
How many trademarks does DG-11 have at the USPTO?
WikiTrademarks tracks 1 USPTO trademark filings attributed to DG-11. The brand has been actively filing since September 2016. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does DG-11 file most often?
DG-11's most active class is NICE Class 1 (Chemicals), with 1 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the DG-11 trademark?
The most recent filings under the DG-11 mark are registered to Calgon Carbon Corporation. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is DG-11 expanding into new categories?
The current WikiTrademarks Expansion Score for DG-11 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 DG-11 trademark filings?
Click the Watch Brand button at the top of this page to add DG-11 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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