The recent en banc opinion in Williamson v.Citrix (Fed. Cir. 2015)[1] highlights the dangers of functional claiming in computer-implemented inventions. On June 16, 2015, the Federal Circuit ...

Patent practitioners, inventors, in-house counsel, and patent examiners alike have been clamoring for more guidance on computer-implemented functional claim limitations invoking § 112(f) since ...

In a second notice of proposed rulemaking (besides the one for patent eligibility) announced January 4, 2019 and published in the Federal Register on January 7, 2019, the Patent and Trademark ...