U.S. patent law Edit

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 Edit

  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). See also MPEP 2105, MPEP 2106.

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