Do You Have A Patent/Trademark Project We Can Help With?
New Address
Effective February 1, 2021
After 20 years at 222 Somerset Street West in Ottawa, MacRae & Co. is moving, but just down the street.
As of February 1, 2021, MacRae & Co. will relocate to:
326 Somerset Street West, Ottawa, Ontario, K2P 0J9.
326 Somerset Street West, also known as Chamberlain House, is an Official Designated Heritage Property built in 1894. It is a three-storey brick house of the Eastlake model of the Queen Anne Style, with a distinctive turret which highlights its façade.
While our courier address has changed, our post office mailing address and our phone and fax numbers will remain the same:
P.O. Box 806, Station B. Ottawa, Ontario, K1P 5T4
Phone: (613) 234-3559 | Fax: (613) 234-3563

New Office in Windsor/LaSalle Ontario
As of December 2020, we now have a satellite office in Windsor/LaSalle, Ontario to better serve our clients
in Southern Ontario, Michigan, Ohio and other Mid-West States. Contact our Ottawa Office for information.
Specialists In Patents and Trademarks
MacRae & Co. offers expert cost-effective intellectual property protection services. Our firm is considered to be one of the top high volume application filers with the Canadian Trademarks Office. All our Professionals are registered patent agents and/or trademark agents with different areas of expertise, including biotechnology, information systems, electrical, aerospace and mechanical engineering. We are well-versed in patent, trademark, industrial design, copyright and integrated circuit topography practice. We are also one of the few Canadian firms who will file patent applications on a small entity basis for those who qualify.
Our Core Values
Latest News
Trademark Changes Update
We are now well-into the new trademark regime in Canada! While the changeover has been a very busy time for us and other Canadian IP firms, we are settling into the new system after [...]
Patent
Recently the Canadian Intellectual Property Office issued an update that the Patent Act and Rules will be changing on October 30, 2019. Further details to follow ...
Industrial Designs
Updates to Industrial Design Act and Rules On November 5, 2018, Canada acceded to the Hague Agreement Concerning the International Registration of Industrial Designs (Hague System) and implemented changes to significantly modernize Canada's industrial [...]
International Network of Associates
Over the years, we have built an international network of associates from countries including the United States, Great Britain, Germany, France, Italy, Spain, Japan, Australia and Russia, who also specialize in intellectual property matters, with whom we have forged strong and lasting relationships.