# Trade Mark Journal No.2026/019 8 May 2026

## WO0000001914177 (9)

Office of origin: United States of America

Date of International Registration:25 March 2026
Date of designation in the UK: 25 March 2026

International priority date claimed: 25 March 2026 (United States of America) (99723982)

Class 9
  Apparatus for respirator fit testing and filter testing.

TSI INCORPORATED

Representative: Michael T. Olsen Winthrop & Weinstine P.A., 225 South Sixth Street,, Capella Tower, Suite 3500, Minneapolis MN 55402, UNITED STATES OF AMERICA