DUOLINGO

● Live · Pending

U.S. federal trademark · Serial No. 99751692

Mark

DUOLINGO

Status

Pending

Serial Number

99751692

Filing Date

April 8, 2026

Class(es)

Class 016

Owner

03 · Pittsburgh, PA, US

Paper tissues; Pens; Paper notebooks; Pencil cases

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Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.