Who owns the DIAMOND trademark?

The DIAMOND trademark is owned by DIAMOND CHAIN COMPANY, INC..

What class is the DIAMOND trademark registered in?

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

The USPTO serial number for DIAMOND is 71507044.

DIAMOND is registered under USPTO registration number 442374.

Updated Nov 8, 2026·40 searches this week

DIA

ABANDONED

Yarns and threads for textile use.

Class 023Yarns & threads for textile use

US codes: 023

First use anywhere: Dec 31, 1904

First use in commerce: Dec 31, 1904

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

Nov 03, 1992

Code EXRG

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Code REN1