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Patent Act

Version of section 27.1 from 2019-10-30 to 2024-02-06:


Marginal note:Maintenance fees

  •  (1) To maintain an application for a patent in effect, the prescribed fees shall be paid on or before the prescribed dates.

  • Marginal note:Late fee and notice

    (2) If a prescribed fee is not paid on or before the applicable prescribed date,

    • (a) the prescribed late fee shall be paid, in addition to the prescribed fee; and

    • (b) the Commissioner shall send a notice to the applicant stating that the application will be deemed to be abandoned if the prescribed fee and late fee are not paid before the later of the end of six months after the applicable prescribed date and the end of two months after the date of the notice.

  • Marginal note:Prescribed fee deemed paid on prescribed date

    (3) If the prescribed fee and late fee are paid before a notice is sent or, if a notice is sent, the prescribed fee and late fee are paid before the later of the end of six months after the applicable prescribed date and the end of two months after the date of the notice, the prescribed fee shall be deemed to have been paid on the applicable prescribed date.

  • Marginal note:Patent not invalid

    (4) A patent shall not be declared invalid by reason only that the application on the basis of which the patent was granted was not maintained in effect.

  • R.S., 1985, c. 33 (3rd Supp.), s. 9
  • 1993, c. 15, s. 32
  • 2014, c. 39, s. 121

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