New England IP Blog

Covering intellectual property developments in New England, and other developments that impact New England companies.

Category Archives: Expert Testimony

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Accused Infringer Secures Patent Invalidity in Eyeglass Screw Case

Declaratory judgment actions can be a useful way for entities threatened with patent infringement to go on the offensive.  In one such matter in the District of Massachusetts, a declaratory judgment plaintiff turned the tables on a patentee by invalidating two patents relating to eyeglass screw technology at the summary judgment stage.… Continue Reading

Mobile Medical’s Validity Experts Get To Stay Behind The Wheel

As the established gatekeepers with respect to expert testimony, district courts have broad discretion on whether to admit or exclude such evidence. The Vermont district court recently opted to deny patentee defendant Advanced Mobile’s (“AMHS”) motions to disqualify both of declaratory judgment plaintiff Mobile Medical’s (“MMIC”) expert witnesses, who had provided opinions relating to the invalidity … Continue Reading
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