How does the USPTO define ‘composition of matter’ for patent eligibility?
How does the USPTO define ‘composition of matter’ for patent eligibility? The USPTO defines ‘composition of matter’ as one of the four categories of patent-eligible subject matter under 35 U.S.C. § 101. According to the MPEP 2106.03: “Compositions of matter” are chemical compounds, mechanical mixtures, gases, and other materials. This category encompasses: Chemical compounds (e.g.,…
Read MoreWhat are the four categories of statutory subject matter in patent law?
What are the four categories of statutory subject matter in patent law? The four categories of statutory subject matter in patent law, as defined in 35 U.S.C. § 101, are: Process Machine Manufacture Composition of matter As stated in the MPEP 2106.03: “The Supreme Court has acknowledged that Congress intended statutory subject matter to ‘include…
Read MoreWhat constitutes a “composition of matter” in patent law?
What constitutes a “composition of matter” in patent law? A “composition of matter” is one of the four categories of statutory subject matter in patent law. The MPEP 2106.03 defines it as follows: “A composition of matter is all compositions of two or more substances and all composite articles, whether they be the results of…
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