News of the WeekIntellectual Property

U.S. Patent Office Casts Doubt on Wisconsin Stem Cell Patents

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Science  13 Apr 2007:
Vol. 316, Issue 5822, pp. 182
DOI: 10.1126/science.316.5822.182

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Opponents of the stem cell patents held by the Wisconsin Alumni Research Foundation were delighted last week when the government issued a preliminary ruling rejecting the patents. But patent experts caution that it could take years before the matter is resolved. (Read more.)