Drug Makers Play the Patent Game to Lock in Prices, Block Competitors

David Herzberg was alarmed when he heard that Richard Sackler, former chairman of opioid giant Purdue Pharma, was listed as an inventor on a new patent for an opioid addiction treatment.

https://truthout.org/articles/drug-makers-play-the-patent-game-to-lock-in-prices-block-competitors/