Serial Number
71687773
Owner
GL&V/Dorr-Oliver Inc.First Use Date
Apr 25, 1955
Filing Date
May 18, 1955
DENSLUDGE Trademark
Serial Number: 71687773 • Registration: 0622122
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
May 18, 1955
Registration Date
February 28, 1956
First Use Anywhere
April 25, 1955
First Use in Commerce
April 25, 1955
Cancellation Date
March 16, 2020
Goods & Services
EQUIPMENT FOR THE TREATMENT OF SOLIDS SETTLED FROM LIQUIDS