LUMEN21 holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology) with 2 filings. The WikiTrademarks Expansion Score is 1/100, low — the brand is focused on defending its existing categories rather than expanding.
USPTO data refreshed July 23, 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 18, 2026 |
LUMEN21, INC.
|
CENTURYLINK COMMUNICATIONS, LLC
DENVER, COLORADO
|
Recent Filings
| Serial No. | Mark | Filing Date | Status | Classes | Owner |
|---|---|---|---|---|---|
| 97507489 | LUMEN21 | Jul 18, 2022 | Pending | 042 Science & Technology | CENTURYLINK COMMUNICATIONS, LLC |
| 87059537 | LUMEN21 | Jun 03, 2016 | Pending | 042 Science & Technology | CENTURYLINK COMMUNICATIONS, LLC |
Weekly visibility reports showing how ChatGPT mentions LUMEN21, where you rank in the answer, the sentiment of the mention, and which sources ChatGPT cites.
FAQ: LUMEN21 trademark portfolio
What trademarks does LUMEN21 hold?
LUMEN21 holds 2 USPTO trademark filings across 0 NICE classes. The largest concentration is in Class 42 (Science & Technology). The most recent filings are registered to CENTURYLINK COMMUNICATIONS, LLC.
How many trademarks does LUMEN21 have at the USPTO?
WikiTrademarks tracks 2 USPTO trademark filings attributed to LUMEN21. The brand has been actively filing since June 2016. The count updates daily as new filings are indexed from the USPTO bulk data feed.
In which NICE classes does LUMEN21 file most often?
LUMEN21's most active class is NICE Class 42 (Science & Technology), with 2 filings. The full distribution across all 0 classes is shown in the Nice Class Distribution panel on this page.
Who owns the LUMEN21 trademark?
The most recent filings under the LUMEN21 mark are registered to CENTURYLINK COMMUNICATIONS, LLC. Trademark ownership can shift through assignments — see the Ownership & Assignment History section on this page for the full chain of title.
Is LUMEN21 expanding into new categories?
The current WikiTrademarks Expansion Score for LUMEN21 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 LUMEN21 trademark filings?
Click the Watch Brand button at the top of this page to add LUMEN21 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 LUMEN21 to another owner · Browse all NICE classes · Most valuable brands
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