DIAMOND KEY Trademark

Serial Number: 72204699 • Registration: 0801097

DIAMOND KEY is a trademark filed by OIL HEAT INSTITUTE OF WASHINGTON on October 23, 1964. The trademark is classified under Class 35 (Advertising & Business). The application is currently no longer active.

Trademark Classes

Class 35 - Advertising & Business

Advertising; business management; business administration; office functions

Owner Contact Info

OIL HEAT INSTITUTE OF WASHINGTON (3 trademarks)

Entity Type: 03

Trademark Details

Filing Date

October 23, 1964

Registration Date

December 28, 1965

First Use Anywhere

July 1, 1964

First Use in Commerce

July 15, 1964

Filing History

EXPIRED SEC. 9

Mar 28, 1986 EXRG

EXPIRED SEC. 9

Mar 28, 1986 EXRG

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