Kyle Bass, a prominent hedge fund manager, has recently caused a stir among the pharmaceutical and biotechnology community. He and his entities are engaging in a strategy of using a fairly new process, the inter partes review (IPR), for challenging patents, allegedly to assist in a financial scheme for shorting the patent owner’s stock.
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17 April 2026 A ruling that invalidated three of Teva's headache treatment patents has been thrown out, sending a long-running case back to the lower court.
14 April 2026 A US district court has allowed key elements of the generic drugmaker’s case against a rival to move forward, while drawing clear limits on how far the complaint can reach.