Intellectual Property Lawyers in Ontario: Ranked Lists by City (2026)
51 cities with a ranked listUpdated 0 paid placements in any rankingHow we rank →
We rank intellectual property lawyers in 51 Ontario cities, 1,358 city rankings in all. The largest lists are St. Catharines (42), Thorold (40) and Vaughan (40).
Intellectual property lawyers by city in Ontario
Every Ontario city with a ranked list of intellectual property lawyers, largest first. Each list ranks law firms within 80 km of the city.
Ranked by our published LFR Score from public data, not by payment; a rank is not an endorsement or a prediction of results.
Highest LFR Scores among Ontario intellectual property lawyers
Each score is computed within its own city list, so use the city pages to compare businesses. Shown for orientation, not as a state ranking.
Ranked by our published LFR Score from public data, not by payment; a rank is not an endorsement or a prediction of results.
| # | Law firm | LFR Score | City list | Google rating |
|---|---|---|---|---|
| 1 | Law Office Of Vincent G. LoTempio PLLC, Patent Attorney | 67 | #1 in Fort Erie | 4.9★ (114) |
| 2 | Stadler IP Law | 64 | #2 in Fort Erie | 4.9★ (32) |
| 3 | Brion Raffoul LLP | 63 | #1 in Ottawa | 4.8★ (23) |
| 4 | Kloss Stenger & Gormley LLP Attorneys at Law | 62 | #3 in Fort Erie | 4.2★ (31) |
| 5 | Teitelbaum & Burk Patent Agents | 62 | #2 in Ottawa | 5.0★ (3) |
| 6 | Canadian Intellectual Property Lawyer Trademark Agent | 62 | #1 in Oakville | 5.0★ (6) |
| 7 | UIPatent Inc. | 62 | #1 in Toronto | 4.9★ (14) |
| 8 | Simonelli IP, PLLC | 61 | #1 in Windsor | 5.0★ (16) |
| 9 | Rocklaw PLLC | 60 | #2 in Windsor | 5.0★ (16) |
| 10 | Intellectual Property Rights Strategy Consulting | 60 | #1 in Vaughan | 5.0★ (15) |