Patent subject matter eligibility under Section 101 of the Patent Act has proven controversial for patents in the U.S. thanks in no small part to Supreme Court jurisprudence in cases such as Alice v. CLS Bank and Mayo v. Prometheus. In the latest development, the Court has declined to hear the American Axle case, which some see as presenting an exceptionally low bar for subject matter eligibility, leaving many observers despairing of any chance of restoring a decent patent system for makers of in vitro diagnostics and other items that are among the mainstays of the medical device industry.

Davita Inc., lost a U.S. Supreme Court ruling regarding limits to the private payer coverage for outpatient dialysis services despite, a development that took a double-digit bite out of Davita’s shares. However, shares of competitor Fresenius also took a hit, suggesting that the market sees the decision as a major setback for both companies.

Winding down its current term, the U.S. Supreme Court on June 13 declined to hear appeals filed by Insys Therapeutics Inc. founder John Kapoor and former regional sales director Sunrise Lee.