Who owns the TUNG SOL trademark?

The TUNG SOL trademark is owned by TUNG-SOL LAMP WORKS, INC..

What class is the TUNG SOL trademark registered in?

The TUNG SOL trademark is registered in Class 038 (Telecommunications services).

The USPTO serial number for TUNG SOL is 71518496.

TUNG SOL is registered under USPTO registration number 442187.

Updated Nov 6, 2026·20 searches this week

TUN

ABANDONED

Telecommunications.

Class 038Telecommunications services

US codes: 038

First use anywhere: Dec 01, 1939

First use in commerce: Dec 01, 1939

Telecommunications.

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

2 events

EXPIRED SEC. 9

Nov 03, 1992

Code EXRG

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Code REN1