The Gleissner Oppositions: investigation reveals serial trademark filer has prevailed in disputes with major brands
A major new investigation by World Trademark Review has collated data from every trademark opposition in the UK involving entrepreneur Michael Gleissner since January 2017. The information reveals he has lost a vast majority of decisions, with a number of successful opponents giving their insights into taking on the serial trademark filer. However, he has also scored some notable victories against well-known brands.
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