QST Trademark

Serial Number: 99386640 • Registration: 8220670

QST is a trademark filed by LINTECH-ECOM LLC on September 11, 2025. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Owner Contact Info

LINTECH-ECOM LLC

4133 College Point Blvd
Flushing, NY 11355

Entity Type: 16

Legal Representation

Attorney of Record

DOUGLAS M LEE

83 trademarks filed View all →

Correspondence Address

DOUGLAS M LEE

3916 N. Potsdam Avenue #4595

Sioux Falls, SD 57104-7048

United States

Trademark Details

Filing Date

September 11, 2025

Registration Date

April 21, 2026

First Use Anywhere

May 25, 2024

First Use in Commerce

May 25, 2024

Published for Opposition

March 3, 2026

Goods & Services

Microphones; Audio equalizer apparatus; Audio mixers; Audio processing equipment, namely, limiters and compressors; Audio speakers; Loudspeakers; Headphones; Sound amplifiers; Sound equalizers and crossovers; Sound mixers; Sound mixers with integrated amplifiers; Wireless speakers; Wireless indoor and outdoor speakers; Acoustic baffles sold as a component of loudspeakers; Loudspeakers with built in amplifiers; Tweeters; Woofers; Audio amplifiers; Sub-woofers