Posts Tagged: prosecution history


Federal Circuit Affirms District Court’s Summary Judgment of NonInfringement Under the Doctrine of Equivalents

On November 22, the U.S. Court of Appeals for the Federal Circuit (CAFC) affirmed a decision of the District of Nevada granting summary judgment of noninfringement under …
By Nancy Braman
11 months ago 0

Federal Circuit: Disclaimer based on arguments actually made, not those that could have been made

The scope of surrender is not limited to what is necessary to overcome the prior art reference. Instead, patentees may surrender more than is required to overcome …

Disclaimers of Claim Scope Viewed in Context of the Entire Prosecution History

The Federal Circuit agreed with the district court that this evidence did not demonstrate a “clear and unmistakable” disclaimer in claim scope. The Court emphasized that disavowals …

Federal Circuit Reiterates High Standard for Prosecution History Disclaimer

In a January 29, 2016 decision, the Federal Circuit vacated a jury judgment of non-infringement and ordered the District of Delaware to conduct a new trial where construction of …