Who owns the ISOTEIN trademark?

The ISOTEIN trademark is owned by Delmark Company, Inc., The.

What class is the ISOTEIN trademark registered in?

The ISOTEIN trademark is registered in Class 046 (Class 46).

The USPTO serial number for ISOTEIN is 72101045.

ISOTEIN is registered under USPTO registration number 734993.

Updated Nov 5, 2026·38 searches this week

ISO

ABANDONED

US codes: 046

First use anywhere: Apr 07, 1960

First use in commerce: Apr 07, 1960

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

Status History

3 events

CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9

Apr 26, 2003

Code CAEX

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Jul 24, 1982

Code REN1

REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)

Jul 24, 1982

Code REN1