PHILADELPHIA SAFETY DEVICES Trademark
Serial Number: 85538644 • Registration: 4315734
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
February 9, 2012
Registration Date
April 9, 2013
First Use Anywhere
January 15, 1976
First Use in Commerce
January 15, 1976
Published for Opposition
January 22, 2013
Cancellation Date
November 15, 2019
Goods & Services
Pressure relief valves for explosive dusts and gases