A Canadian patent gives the inventor a right to exclude others from using the invention in:

Intellectual property rights, including patents, are territorial. A patent granted by the Canadian Intellectual Property Office (CIPO) provides the inventor with the exclusive right to make, use, and sell the invention only within the geographical borders of Canada. To secure patent protection in other countries, an inventor must apply for and be granted a patent in each of those specific jurisdictions. International treaties like the Patent Cooperation Treaty (PCT) can simplify the application process in multiple countries, but they do not create a single, internationally enforceable patent.

A. Trade agreements like NAFTA (now CUSMA/USMCA) do not create a unified patent system; separate patents are required for Canada, the US, and Mexico.

B. North America consists of multiple sovereign countries, and a Canadian patent has no legal standing in the United States or Mexico.

C. International exchange agreements facilitate the process of applying for patents in other countries but do not extend the legal rights of a Canadian patent beyond Canada's borders.

1. Andrews, G. C. (2019). Canadian Professional Engineering and Geoscience: Practice and Ethics (6th ed.). Nelson. Chapter 10, p. 218. (States that "Patents, trademarks, and industrial designs are territorial").

2. Canadian Intellectual Property Office. (2021). A Guide to Patents - Part I. Section: "What is a patent?". Retrieved from the Government of Canada website. (Explicitly states a Canadian patent provides rights only within Canada).

3. Samuels, B. M., & Sanders, D. R. (2015). Practical Law of Architecture, Engineering, and Geoscience (3rd Canadian ed.). Pearson Canada. Chapter 16, p. 318.