← Historical versions

Versions of s. 28.3

P-4 — Patent Act · 1 version · View current text

Historical text comes from the Justice Laws point-in-time corpus and is unofficial — not the official version.

  1. 2002-12-31 to present available View Source

    The subject-matter defined by a claim in an application for a patent in Canada must be subject-matter that would not have been obvious on the claim date to a person skilled in the art or science to which it pertains, having regard to