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The US Supreme Court has upheld the doctrine of assignor estoppel in a dispute between Minerva and Hologic but has narrowed its scope. SCOTUS handed down the decision today, June 29, in a fractured 5-4 opinion that effectively bars an inventor from challenging their own patents, and imposing new limits when the principle of assignor estoppel can be invoked.
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patents, Hologic, court, patent, Minerva,, assignor estoppel, SCOTUS, doctrine, dispute, infringement, invalidity