Serial Number
72195075
Owner
DOWELL SCHLUMBERGER INCORPORATEDAttorney
Marcee G. LundeenFiling Date
Jun 8, 1964
DUOFRAC Trademark
Serial Number: 72195075 • Registration: 0792448
Trademark Classes
Owner Contact Info
300 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Entity Type: 03
300 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Entity Type: 03
Legal Representation
Correspondence Address
Marcee G. Lundeen Lundeen & Lundeen PLLC
2710 Louisiana Street
2710 Louisiana
Houston, TX 77006
UNITED STATES
Trademark Details
Filing Date
June 8, 1964
Registration Date
July 13, 1965
First Use in Commerce
April 23, 1958
Cancellation Date
January 23, 2026
Goods & Services
CHEMICAL ADDITIVES FOR ACID COMPOSITIONS USEFUL IN THE TREATMENT OF WELLS AND UNDERGROUND EARTH FORMATIONS