Posts Tagged: prosecution history disclaimer


Prosecution Disclaimer 101: Argument relied upon by examiner results in prosecution disclaimer

The PTAB found the claims in question obvious for two reasons. First, in its primary ruling the PTAB held that there was no prosecution disclaimer, finding the "…
By Gene Quinn
2 years ago 2

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 …