USPTO issued patents mentioning ritonavir in a patent claim
This note begins by looking at patents issued by the USPTO that specifically mention the term ritonavir in the patent claims, or mention the NIH contract that was used to fund the early development of the product. This includes 194 patents that cite ritonavir in the patent claims, and another 42 patents that cite the NIH contact that funded the early ritonavir work. We also provide quotes from an August 19, 2011 WIPO report on the patent landscape for ritonavir that found 805 patent families related to ritonavir.