Service and Website Interruptions
Technical issues – Canadian Patent Database – 2017-07-19
We are currently experiencing issues with the sequence listings download function within the Canadian Patent Database.
We are working to fix the problem, and we apologize for the inconvenience. For more information, please contact the Client Service Centre.
Network maintenance is scheduled every Saturday from 6:00 p.m. until 9:00 a.m. (ET) Sunday. During this period there may be disruptions to the CIPO Web site.
Online Forms maintenance
Online forms maintenance is scheduled every Sunday from 2:00 a.m. until 6:00 a.m. (ET). During this period, there may be disruptions to the online forms service.
Network maintenance (Patents)
Network maintenance is scheduled every Saturday from 6:00 p.m. until 4:00 p.m. (ET) Sunday. During this period there may be disruptions to the image database or to the database.
Database maintenance is scheduled every Saturday from 5:00 p.m. until 7:00 p.m. (ET). During this period images may not be available.
We apologize for any inconvenience caused by these interruptions.
For more information, please contact the CIPO Client Service Centre at: 1-866-997-1936. For date-sensitive material, please review the Correspondence Procedures.
A complete list of the service interruptions to the CIPO site is available upon request.
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