Edwards Drags Medtronic To Court Over Valve Patent

Law360, New York (November 18, 2009, 2:21 PM EST) -- Edwards LifeSciences AG has lodged a complaint alleging Medtronic Inc.'s ReValving line of devices infringes its patent covering technology for expandable and collapsible prosthetic heart valve products.

Irvine, Calif.-based Edwards filed the lawsuit Tuesday in the U.S. District Court of Delaware.

The lawsuit involves a sole patent, U.S. Patent Number 7,618,446, which covers a collapsible and expandable tissue valve prostheses that replace human heart valves using minimally invasive catherization procedures.

Edwards, who is the exclusive licensee of the ‘446 patent for all cardiovascular applications, claims Medtronic...
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