Chemistry & Materials
Articles on filing Chemistry & Materials inventions in Korea: the examination guidelines, case law and practice for the field.
- Case Review (3)
- Insights (91)
- Korean IP System (21)
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How are numerical limitations and parameter claims examined in Korea?
A claim that differs from the prior art only in a numerical range must show the critical significance of the numerical limitation when the problem is common to the prior art and the effect is of the same kind. When the problem is different and the effect is of a different kind, critical significance is…
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How are selection inventions treated in Korea?
“Selection invention” (선택발명) is not a term of the Patent Act (특허법). It is a term used in Supreme Court of Korea case law and in the Patent Examination Guidelines (특허·실용신안 심사기준). The provisions that apply are Patent Act, Art. 29(1) and Art. 29(2).