Who owns the TANDEM INTERLOCK trademark?

The TANDEM INTERLOCK trademark is owned by UNION SPECIAL MACHINE COMPANY.

What class is the TANDEM INTERLOCK trademark registered in?

The TANDEM INTERLOCK trademark is registered in Class 023 (Yarns & threads for textile use).

The USPTO serial number for TANDEM INTERLOCK is 71082106.

TANDEM INTERLOCK is registered under USPTO registration number 103738.

Updated Nov 4, 2026·18 searches this week

TAN

ABANDONED

Yarns and threads for textile use.

Class 023Yarns & threads for textile use

US codes: 023

First use anywhere: Sep 15, 1914

First use in commerce: Sep 15, 1914

Yarns and threads for textile use.

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

Status History

2 events

EXPIRED SEC. 9

Jan 15, 1996

Code EXRG

REGISTERED AND RENEWED (THIRD RENEWAL - 20 YRS)

Apr 13, 1975

Code REN3