Patent Rules

Marginal note:Patent not invalid

• 209 (1) A patent that was granted on the basis of an international application must not be declared invalid by reason only that a fee referred to in section 58 of the former Rules was not paid.

• Marginal note:Exception

  (2) Subsection (1) does not apply in respect of a patent that was granted before October 30, 2019 or a reissued patent if the original patent was granted before that date.