StemCell Therapy

Importance of stem cell therapy
For more information, log on to- shomusbiology.weebly.com Download the study materials here- shomusbiology.weebly.com The patents covering a lot of work on human embryonic stem cells are owned by the Wisconsin Alumni Research Foundation (WARF). WARF does not charge academics to study human stem cells but does charge commercial users. WARF sold Geron Corp. exclusive rights to work on human stem cells but later sued Geron Corp. to recover some of the previously sold rights. The two sides agreed that Geron Corp. would keep the rights to only three cell types. In 2001, WARF came under public pressure to widen access to human stem-cell technology.[70] A request for reviewing the WARF patents 5843780; 6200806; 7029913 US Patent and Trademark Office were filed by non-profit patent-watchdogs The Foundation for Taxpayer Consumer Rights, and the Public Patent Foundation as well as molecular biologist Jeanne Loring of the Burnham Institute. According to them, two of the patents granted to WARF are invalid because they cover a technique published in 1993 for which a patent had already been granted to an Australian researcher. Another part of the challenge states that these techniques, developed by James A. Thomson, are rendered obvious by a 1990 paper and two textbooks. Based on this challenge, patent 7029913 was rejected in 2010. The two remaining hES WARF patents are due to expire in 2015. The outcome of this legal challenge is particularly relevant to the Geron Corp. as it can ...From:Suman BhattacharjeeViews:2 0ratingsTime:04:15More inEducation

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