Rongxiang Xu

Challenge of Yamanaka Patent by BioGatekeeper Fails

BioGatekeeper

The still mysterious BioGatekeeper had challenged Yamanaka’s IPS cell patent claiming that it was obvious. The potential implications were huge given the commercial interest in translating IPS cell technology. For background see here, here, and here. There’s pretty much zero information on BioGatekeeper otherwise. Despite the potential seriousness of this patent challenge, just a few days …

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Blog readers investigate BioGatekeeper, the Yamanaka patent challenger

Nobel-Lawsuit

Who is trying, via the name BioGatekeeper, Inc., to nullify Yamanaka’s patent on cellular reprogramming to produce induced pluripotent stem (iPS) cells? The readers of this blog never cease to amaze me. What an informed, energetic, bright group. Within just days they may have collectively shed some light on an intriguing mystery in the stem cell field surrounding the …

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