May 07, 2026
A Massachusetts federal judge found himself in what he said was a "difficult position" in allowing an unusual defense to be advanced in a patent infringement case related to blood pumps in light of criticism of the defense from the Federal Circuit.
May 04, 2026
A Massachusetts federal judge has foreclosed one of Abiomed's invalidity defenses in a case brought by rival medical technology firm Maquet over alleged infringement of a patent covering blood pump technology.
April 09, 2026
A Massachusetts federal judge has refused to let a Johnson & Johnson MedTech subsidiary dodge claims that it infringed a blood pump patent, the latest event in a wider legal battle launched against it by a unit of Swedish medical device company Getinge AB.
September 04, 2018
A Massachusetts federal judge on Tuesday released Swedish medical device company Getinge AB from a battle over the legal rights to a blood pump method, saying Abiomed Inc. had failed to claim Getinge had any stake in the contested patent.
November 27, 2017
Maquet Cardiovascular LLC sued Abiomed Inc. for patent infringement in Massachusetts federal court last week, seeking to add damages and royalties for a recently approved patent to the companies' ongoing intellectual property feud over the technology rights to intravascular blood pumps.