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USPTO federal register

Is it trademarked?

Is LUMEN trademarked?

Yes — LUMEN is a live registered trademark. 48 live marks with the exact name LUMEN, owned by Lumen Technologies, LLC and 41 other owners, in classes 1, 2, 5, 7, 8, 9, 10, 11, 12, 14, 16, 17, 18, 20, 28, 29, 30, 33, 34, 35, 36, 37, 38, 41, 42, 43, 44, 45.

Live marks with the exact name

Exact wordmark matches in the USPTO federal register, newest filing first.

LUMENLive
Serial 99887824 · PUBLISHED FOR OPPOSITION · Classes 8 (Hand tools) · Owner Darex, LLC · Filed 2026-06-16
LUMENLive
Serial 99889131 · NON-FINAL ACTION - MAILED · Classes 44 (Medical / veterinary / agriculture services) · Owner Kevin Caceres · Filed 2026-06-16
LUMENLive
Serial 99886493 · SU - NON-FINAL ACTION - MAILED · Classes 9 (Software / electronics / downloadable media), 42 (Software / tech services (SaaS, design, hosting)) · Owner Lockheed Martin Corporation · Filed 2026-06-15
LUMENLive
Serial 99835982 · NON-FINAL ACTION - MAILED · Classes 9 (Software / electronics / downloadable media), 35 (Advertising / retail / business services), 38 (Telecom / streaming / broadcasting), 42 (Software / tech services (SaaS, design, hosting)) · Owner CenturyLink Communications, LLC · Filed 2026-05-20
LUMENLive
Serial 99803408 · NON-FINAL ACTION - MAILED · Classes 11 (Appliances / lighting), 17 (Rubber / plastics), 20 (Furniture) · Owner Selig Sealing Products, Inc. · Filed 2026-05-04
LUMENLive
Serial 99768493 · NOTICE OF ALLOWANCE - ISSUED · Classes 42 (Software / tech services (SaaS, design, hosting)) · Owner International Society for Pharmaceutical Engineering, Inc. · Filed 2026-04-16
LUMENLive
Serial 99634585 · SUSPENSION LETTER - MAILED · Classes 28 (Games / toys / sports) · Owner Wilson Sporting Goods Co. · Filed 2026-02-04
LUMENLive · Registered
Serial 99092284 · REGISTERED · Classes 9 (Software / electronics / downloadable media) · Owner Northland Creative Wonders, LLC · Filed 2025-03-19 · Registered 2026-06-30
LUMENLive · Registered
Serial 98882276 · REGISTERED · Classes 18 (Leather goods / bags) · Owner Jonathan Wang · Filed 2024-12-03 · Registered 2026-05-26
LUMENLive
Serial 98839621 · SECOND EXTENSION - GRANTED · Classes 9 (Software / electronics / downloadable media) · Owner LIGHT & WONDER, INC. · Filed 2024-11-06

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

What this means

The live marks span classes 1, 2, 5, 7, 8, 9, 10, 11, 12, 14, 16, 17, 18, 20, 28, 29, 30, 33, 34, 35, 36, 37, 38, 41, 42, 43, 44, 45. A live mark in class 1 is not the same problem as one in class 45 — the risk depends on which class you sell in. The same word can often coexist in an unrelated class, but not in the same or a coordinated one.

Classes with a live mark: Class 1 (Chemicals) · Class 2 (Paints) · Class 5 (Pharmaceuticals) · Class 7 (Machines) · Class 8 (Hand tools) · Class 9 (Software / electronics / downloadable media) · Class 10 (Medical devices) · Class 11 (Appliances / lighting) · Class 12 (Vehicles) · Class 14 (Jewellery / watches) · Class 16 (Paper / printed matter) · Class 17 (Rubber / plastics) · Class 18 (Leather goods / bags) · Class 20 (Furniture) · Class 28 (Games / toys / sports) · Class 29 (Food (meat, dairy)) · Class 30 (Food (coffee, bread, sweets)) · Class 33 (Alcoholic drinks) · Class 34 (Tobacco) · Class 35 (Advertising / retail / business services) · Class 36 (Finance / insurance) · Class 37 (Construction / repair) · Class 38 (Telecom / streaming / broadcasting) · Class 41 (Education / entertainment) · Class 42 (Software / tech services (SaaS, design, hosting)) · Class 43 (Food / drink services) · Class 44 (Medical / veterinary / agriculture services) · Class 45 (Legal / security / personal services)

Screen your own name

A fast first-pass screen against the USPTO federal register — sound-alikes, look-alikes, and same or related classes, in plain English. Free, no signup.


This is a screen, not a clearance opinion — common-law, state, and very recent filings are not covered.

Frequently asked questions

Is LUMEN trademarked?
Yes — there are 48 live marks with the exact name LUMEN, and it is registered.
Who owns the LUMEN trademark?
The live marks are owned by Lumen Technologies, LLC and 41 other owners.
What classes is LUMEN trademarked in?
The live marks are in classes 1 (Chemicals), 2 (Paints), 5 (Pharmaceuticals), 7 (Machines), 8 (Hand tools), 9 (Software / electronics / downloadable media), 10 (Medical devices), 11 (Appliances / lighting), 12 (Vehicles), 14 (Jewellery / watches), 16 (Paper / printed matter), 17 (Rubber / plastics), 18 (Leather goods / bags), 20 (Furniture), 28 (Games / toys / sports), 29 (Food (meat, dairy)), 30 (Food (coffee, bread, sweets)), 33 (Alcoholic drinks), 34 (Tobacco), 35 (Advertising / retail / business services), 36 (Finance / insurance), 37 (Construction / repair), 38 (Telecom / streaming / broadcasting), 41 (Education / entertainment), 42 (Software / tech services (SaaS, design, hosting)), 43 (Food / drink services), 44 (Medical / veterinary / agriculture services), 45 (Legal / security / personal services).
What should I do if I want to use LUMEN?
Screen the name for your goods first — a live mark in your class is the blocking case — and get a trademark attorney's view before investing in branding. This page is a screen, not a clearance opinion.