U.S. and EU Patent Office Decisions Invalidate Amgen Subsidiary Immunex's Patents Claiming Antibodies to the IL-4 Receptor

[In The News]

TARRYTOWN, N.Y., Feb. 15, 2019 /PRNewswire/ -- Today the European Patent Office invalidated Immunex's European patent claiming antibodies that target human IL-4 receptors (IL-4R) Decision follows yesterday's ruling by the U.S. Patent & Trademark Office invalidating a similar Immunex...

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