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Composition of matter "has been construed consistent with the common usage to include 'all compositions of two or more substances and . . . all composite articles, whether they be the results of chemical union, or of mechanical mixture, or whether they be gases, fluids, powers or solids,'"[1]

References

  1. Diamond v. Chakrabarty, 447 U.S. 303 (1980) (citation omitted).
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