Allergan PLC went to great lengths to protect its patents for its blockbuster dry eye drug Restasis (cyclosporine), but the company's most controversial effort – transferring ownership of its patents to the Saint Regis Mohawk Tribe – was swatted down by the Patent Trial and Appeals Board (PTAB).
Allergan's Restasis Defense Falters As PTAB Dismisses Tribal Immunity Ploy
The damage inflicted by Mylan and other manufacturers looking to sell Restasis generics already has been felt by Allergan, but the PTAB dealt the dry eye drug's patent defense another blow by rejecting the Mohawk Tribe's plea to have an inter partes review thrown out.
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