August 01, 2024
The Patent Trial and Appeal Board has again invalidated an R.J. Reynolds unit's vape patent in a challenge initiated by Philip Morris Products SA, following a brief respite for the patent owner at the Federal Circuit.
January 11, 2022
The Patent Trial and Appeal Board has sided with Philip Morris in a ruling that wiped out remaining claims in a vaping cartridge patent owned by R.J. Reynolds' parent company and also asserted in an infringement lawsuit over the IQOS cartridge brand.