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A composition of matter is one of the statutory classes of invention.[1] It "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.'"[2]

References

  1. 35 U.S.C. §101.
  2. Diamond v. Chakrabarty, 447 U.S. 303, 308, 206 U.S.P.Q. (BNA) 193 (1980)(citation omitted)(full-text).
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