# Trade Mark Journal No.2025/035 29 August 2025

## WO0000001856387 (9)

Office of origin: United States of America

Date of International Registration:20 September 2024
Date of designation in the UK: 20 September 2024

The mark consists of the word "Keystone" in the color black within a keystone logo in the color red with the words "Since 1945" appearing above the word "Keystone" in the color black.

The color(s) red and black is/are claimed as a feature of the mark.

The mark consists of the word "Keystone" in the color black within a keystone logo in the color red with the words "Since 1945" appearing above the word "Keystone" in the color black.

International priority date claimed: 20 March 2024 (United States of America) (98459299)

Class 9
  Electrical transformers; electronic components in the nature of electronic ballasts, compact fluorescent ballasts, HID ballasts, electronic sign ballasts, transformers, LED drivers, and electronic sensors; fluorescent lamp ballast for electric lights; LED and HID light controls; lighting ballasts; photocells; transformers; lighting controls; electronic components for lighting, namely, electronic ballasts for lighting, compact fluorescent ballasts for lighting, HID lighting ballasts, electronic ballasts for signs, LED drivers, LED and HID light controls; LED drivers and electronic sensors to turn on and off lights; fluorescent lamp ballast for electric lights; LED and HID light controls; lighting ballasts; photocells; transformers; lighting controls.

Keystone Technologies, LLC

Representative: Rebecca L. Wilson The Dobrusin Law Firm, P.C., 29 West Lawrence Street, Suite 210, Pontiac MI 48342, UNITED STATES OF AMERICA