Serial Number
74018456
Owner
DOW CORNING CORPORATIONAttorney
Marcia B. MarshFirst Use Date
Nov 15, 1989
Filing Date
Jan 12, 1990
DUOZORB Trademark
Serial Number: 74018456 • Registration: 1645715
Trademark Classes
Class 1 - Chemicals
Chemical products for industry, science, photography, agriculture, horticulture and forestry
Class 5 - Pharmaceuticals
Pharmaceutical and veterinary preparations; sanitary preparations for medical purposes
Class 10 - Medical Apparatus
Surgical, medical, dental and veterinary apparatus and instruments
Owner Contact Info
Legal Representation
Trademark Details
Filing Date
January 12, 1990
Registration Date
May 28, 1991
First Use Anywhere
November 15, 1989
First Use in Commerce
November 15, 1989
Published for Opposition
March 5, 1991
Cancellation Date
December 2, 1997
Goods & Services
chemical preparations in the nature of treated silica columns and cartridges used to create selective adsorbency for pharmaceutical purposes
treated silica in column or cartridge form for analyses in laboratories
columns and tubes for use in medical and laboratory analyses
