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Roche’s Genentech Loses Bid to Block Amgen’s Mvasi During Appeal

Aug. 16, 2019, 3:36 PM

The U.S. Court of Appeals for the Federal Circuit denied Genentech’s request to halt sales of Amgen’s Mvasi biosimilar while it appeals a trial court ruling that let the sales proceed.

The Federal Circuit on Aug. 7 had denied a similar request involving Amgen’s Kanjinti.

Mvasi is a biosimilar of Genentech’s colorectal cancer drug Avastin; Kanjinti is biosimilar of its Herceptin.

Amgen has conceded infringing Genentech patents; the issue before the trial court is their validity.

Genentech had argued the biosimilars should be kept off the market until the validity issues are resolved; Amgen said Genentech waited too long to ...