How your patent application is processed (page 2 of 4)

Maintenance Fees & Assignments

1. Maintenance Fees

Tel.: 819-956-7049

You must pay maintenance fees at prescribed intervals to ensure that your patent application or patent remains current. The first payment is due no later than the second anniversary of the filing of your application. A reminder is forwarded to private inventors 3 months prior to each payment.

The maintenance fees can be paid yearly or for any number of years in advance.

Anniversaries of filing of the application in Canada Fees
2, 3 and 4 Maintenance fees
5, 6, 7, 8 and 9 Maintenance fees
10, 11, 12, 13 and 14 Maintenance fees
15, 16, 17, 18 and 19 Maintenance fees

2. Assignments

Tel.: 819-997-1950

Every document affecting transfers and changes of name is registered following verification.

How we'll inform you… …and when Fees
If everything is in order, we will send a registration certificate. If there are deficiencies, we will send a letter of explanation. These will be forwarded within 6 weeks of the receipt of the documents. Fees (Item 21) for each application or patent to which the document relates.

| Table of Contents | Prior to examination |
| Maintenance Fees & Assignments | Examination | After examination |

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