FLA Trademark
Serial Number: 72035758 • Registration: 0668817
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
August 19, 1957
Registration Date
October 28, 1958
First Use Anywhere
January 3, 1956
First Use in Commerce
April 9, 1956
Goods & Services
PETROLEUM DERIVATIVE IN POWDERED FORM FOR INCORPORATING INTO FLUIDS USED IN HYDRAULICALLY FRACTURING OIL PRODUCING EARTH FORMATIONS, WHICH MATERIAL DECREASES THE PENETRABILITY OF THE FRACTURING FLUID INTO THE EARTH FORMATION