Technetix B.V. and other companies v Teleste Ltd

Patent – Infringement. The claimant companies' claim concerning alleged infringement of their patent failed. The patent lacked inventive step over a piece of prior art. Further, the Intellectual and Property Court held that an element of the prior art fell within part of the patent under the doctrine of equivalents. The patent as granted was invalid and would remain invalid if amended as proposed.

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