What Are the DuPont Factors in a Trademark Confusion Analysis?
Erik K Pelton
AUGUST 31, 2023
A topic that comes up all the time in our line of work is the DuPont factors, and the analysis of them. The fame, if any, of the prior mark. The number and nature of similar marks in use on similar goods and services. The variety of goods on which the mark is used or not used. This famous case (called I n re E.
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