In trademark opposition cases, evidence is your "secret
weapon." This is especially true when you want to prove that
your trademark has gained a certain level of reputation through use
and promotion. So, what kind of evidence should you gather? How
should you collect it? How much evidence do you need to
significantly increase your chances of success? Let's break it
down step by step and tackle it with ease!
1. Types of Evidence: What Evidence Can "Score
Points" for You?
Sales Data
This is one of the most direct types of evidence. You can
provide sales contracts, invoices, and delivery notes from the past
few years to prove that your trademark has been widely used in the
market. The larger the sales volume, the higher the brand
recognition and the greater the chances of success.
