[Ip-health] USPTO issued patents mentioning ritonavir in the patent claim | Knowledge Ecology International

Jamie Love james.love at keionline.org
Tue Oct 18 15:56:32 PDT 2011


First registered with the FDA March 1, 1996, ritonavir is an important drug
for the treatment of HIV/AIDS The earliest patent currently listed in the
FDA Orange Book for ritonavir is US Patent No. 5,541,206, which was filed
April 25, 1995 and granted July 20, 1996. The word ritonavir did not appear
on a USPTO issued patent until 1998. From 1998 to 2010, The USPTO issued 172
patents that mention the term ritionavir in the patent claims.

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