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Patent Amendments Patent Prosecution

Federal Circuit Applies Prosecution History Estoppel to Issued Claims Based on Amendments Made to Previously Canceled Claims

On September 8, 2016, the Federal Circuit affirmed a decision from the Eastern District of Virginia in which the district court held that UCB, Inc.’s Cimzia® antibody does not infringe Yeda’s U.S. Patent No. 6,090,923 (“the...more

Opportunity for Equivalents in Claim Amendments

by Womble Bond Dickinson on

It is commonly held that the doctrine of equivalents is lost when claim amendments are made during patent prosecution. That is, any claim amendment that is made during patent prosecution surrenders or gives up elements which...more

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Cybersecurity

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