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Prior Art Patent Invalidity Medical Devices

McDonnell Boehnen Hulbert & Berghoff LLP

Shockwave Medical, Inc. v. Cardiovascular Systems, Inc. (Fed. Cir. 2025)

Received wisdom is that inter partes review proceedings are limited to prior art as defined by patents and printed publications.  But in recently decided Shockwave Medical, Inc. v. Cardiovascular Systems, Inc., another prior...more

Knobbe Martens

Federal Circuit Reverses PTAB’s Invalidation of Patent Claims for an Artificial Heart Valve (Snyders vs St. Jude)

Knobbe Martens on

On October 5, 2021, the U.S. Federal Circuit reversed a finding of invalidity by the Patent Trial and Appeal Board (PTAB) for patent claims related to an “artificial valve for repairing a damaged heart valve.”  ...more

Proskauer - The Patent Playbook

Prior Art Showing An Invention To Be “At Least Possible” Found Sufficient To Invalidate Surgical Device Patent

On August 23rd, the Federal Circuit upheld in part and reversed in part a decision from the Patent Trial and Appeal Board’s (PTAB or Board) concerning Ethicon’s patent on a robotic surgical tool, holding that the Board’s...more

McDonnell Boehnen Hulbert & Berghoff LLP

PTAB Life Sciences Report - February 2020

About the PTAB Life Sciences Report:  We will periodically report on developments at the PTAB involving life sciences patents. Abbott Laboratories v. Edwards Lifesciences Corp. PTAB Petition:  IPR2020-00480; filed January...more

Knobbe Martens

Patent Appeals Board Denies Petition for Inter Partes Review of Medline Industries Patent

Knobbe Martens on

The Patent Trial and Appeal Board (“PTAB”) denied a petition by C.R. Bard, Inc. requesting inter partes review of claims 1 and 2 of U.S. Patent No. 8,488,786, entitled “Catheter Tray, Packaging System, Instruction Insert, and...more

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