The Grain Pool of WA v The Commonwealth

Intellectual Property – Plant Variety Rights - Whether Plant Variety Rights Act 1987 (Cth) was valid - Whether s 82 of Plant Breeder's Rights Act 1994 (Cth) is valid - Scope of s 51(xviii) of the Constitution - Patents of inventions - Nature of varieties of intellectual property - Whether s 51(xviii) requires novelty or inventiveness.

Constitutional Law – Commonwealth Constitution - Legislative powers of the Parliament - Meaning of - Relevance of meaning of words in 1900.

Words and Phrases – "patents of inventions", "origination", "breeding", "intellectual effort", "inventiveness", "novelty", "process", "product", "patent".

Constitution – s 51(xviii).

Plant Variety Rights Act 1987 (Cth).

Plant Breeder's Rights Act 1994 (Cth).