By Kurt R. Karst – The recent addition of numerous patents to the Orange Book covering various GlaxoSmithKline (“GSK”) drug products, such as VENTOLIN (albuterol sulfate), FLOVENT (fluticasone propionate), ADVAIR (fluticasone propionate; salmeterol xinafoate), and SEREVENT (salmeterol xinafoate), begs the question why? Many of the new patent …
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