USPTO trademark record

QUSO

Dead mark · Owner PHILADELPHIA QUARTZ COMPANY · Classes 1

Mark details

Owner: PHILADELPHIA QUARTZ COMPANY
Serial number: 71683427
Registration number: 0618830
Status: EXPIRED (dead)
Classes: 1 (Chemicals)
Filed: 1955-03-14
Registered: 1956-01-10
Goods / services: FINELY DIVIDED SILICA

Register data as of 2026-11-08. Records can trail live filings — check the official USPTO search for the latest status before filing.

Similar marks

Nearest marks in the register to QUSO.

QUSOLive

Classes 9 (Software / electronics / downloadable media), 35 (Advertising / retail / business services), 42 (Software / tech services (SaaS, design, hosting)) · Vedant Maheshwari

QUSO.AILive

Classes 9 (Software / electronics / downloadable media), 35 (Advertising / retail / business services), 42 (Software / tech services (SaaS, design, hosting)) · Vedant Maheshwari

QUSOILive

Classes 21 (Household goods) · Qingfen Li

QUSOMELive

Classes 3 (Cosmetics / cleaning) · J-Network, Inc.

QUOSLive

Classes 9 (Software / electronics / downloadable media) · Quos LLC

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.

Screen a name — free · Start a free watch