At the end of 2017, inter partes review (IPR) proceedings for biosimilar products were on the rise. 2018 and the first half of 2019, however, have seen a dip in the number of new filings. And looking back at biosimilar IPRs...more
In Nautilus, Inc. v. Biosig Instruments, Inc., 134 S. Ct. 2120 (2014), the Supreme Court rejected the Federal Circuit’s “insolubly ambiguous” standard for determining whether a patent claim meets the definiteness requirement...more
A number of biosimilar makers have turned to inter partes review (IPR) proceedings in order to litigate the validity of patents that cover their proposed products prior to submission of their biosimilar applications to FDA. ...more