That is excellent news! Pretty much all printer manufacturers play that game, but Lexmark was rabid about it. If the decision had gone for Lexmark, I'm sure that their practices would have become the industry norm.
"How a Supreme Court ruling on printer cartridges changes what it means to buy almost anything The case, in which Lexmark tried to stop other companies from reselling used laser printer toner cartridges, has huge implications for the way we think about technology ownership in America... ...The case has huge implications for the way we think about technology ownership in America, and your rights as a user. Here's what you need to know..." https://www.washingtonpost.com/news/the-switch/wp/2017/05/31/how-a-supreme-court-ruling-on-printer-cartridges-changes-what-it-means-to-buy-almost-anything/?hpid=hp_rhp-more-top-stories_no-name:homepage/story
