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Nature 420, 593 (12 December 2002) | doi:10.1038/420593b

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Canada stops Harvard's oncomouse in its tracks

Erika Check

The Canadian Supreme Court has turned down a far-reaching patent application on a genetically modified mouse — setting Canada's intellectual property law on a strikingly independent path.Harvard University had applied to patent the methods for making a transgenic mouse that is highly susceptible to cancer — the so-called 'oncomouse' — in Canada, the United States, Europe and Japan.