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Service interruption - Patent General Correspondence Online Service (2019-10-30)
The following online services will be unavailable from October 29, 2019 11:00PM EST to Wednesday, October 30th, 2019 at 9:30AM for system upgrades and enhancements:
- Patent General Correspondence Online Service
We apologize for any inconvenience caused by this service interruption. CIPO will remain open for business on October 30, 2019 through November 1st, 2019.
For more information, please call our Client Service Centre at: 1-866-997-1936. For date-sensitive material, please review our Correspondence procedures for other methods of submission.
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Date modified: 2019-01-21