September 09, 2022
The Patent Trial and Appeal Board has invalidated all the challenged claims in a Philip Morris e-cigarette patent in a review initiated by R.J. Reynolds, finding they were obvious.
September 15, 2021
The Patent Trial and Appeal Board has agreed to review a Philip Morris e-cigarette patent, rejecting its argument that the board should deny the petition from R.J. Reynolds in light of the state of parallel litigation in the Eastern District of Virginia.