Founded by Rudolf Kolster in 1874 and family-owned for five generations, the firm handles patents, utility models, designs, trademarks, domains and contracts. Services include applications, annuity monitoring, freedom-to-operate analysis, infringement opinions and trademark watch.
Lawyers and IP specialists assist with strategy, commercialisation, disputes, litigation and employee inventions. Outsourced legal departments, IP valuation, training and workshops are also available. Clients range from startups and SMEs to global companies and research institutions.
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