Second Circuit Addresses Product-Hopping and Requires Branded Company to Continue Selling Product with Expiring Patent Protection

Last week the Second Circuit upheld an injunction blocking Forest Laboratories (“Forest”) from removing immediate-release Namenda (“Namenda IR”) from the market.  The decision prevents Forest from effectuating a so-called “product-hopping” strategy under which it planned to stop selling Namenda IR and switch patients to its newer extended-release product, Namenda XR, prior to entry of a…