Approximately 38182 patent applications made available by CIPO in 2022 (82.5% national phase and 17.3% direct filed).
The following table is a list of the top 50 agents by volume of patent applications published or entered national phase in Canada in 2022. The actual applications may have been filed much earlier.
Please let me know of any errors or inconsistencies.
See similar lists for 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 and 2021.
| Rank | Agent | Applications Published | Percentage of total applications | % of applications being PCT | # of applications being PCT |
|---|---|---|---|---|---|
| 1 | SMART & BIGGAR | 5766 | 15.1% | 89.0% | 5130 |
| 2 | GOWLING WLG (CANADA) LLP | 4974 | 13.0% | 88.8% | 4418 |
| 3 | BERESKIN & PARR LLP/S.E.N.C.R.L.,S.R.L. | 2569 | 6.7% | 90.8% | 2332 |
| 4 | ROBIC | 2450 | 6.4% | 85.5% | 2094 |
| 5 | BORDEN LADNER GERVAIS LLP | 2027 | 5.3% | 87.9% | 1782 |
| 6 | NORTON ROSE FULBRIGHT CANADA LLP/S.E.N.C.R.L., S.R.L. | 1985 | 5.2% | 76.4% | 1517 |
| 7 | RIDOUT & MAYBEE LLP | 1829 | 4.8% | 82.7% | 1512 |
| 8 | MARKS & CLERK | 1410 | 3.7% | 81.5% | 1149 |
| 9 | AIRD & MCBURNEY LP | 811 | 2.1% | 90.1% | 731 |
| 10 | LAVERY, DE BILLY, LLP | 750 | 2.0% | 90.1% | 676 |
| 11 | OYEN WIGGS GREEN & MUTALA LLP | 600 | 1.6% | 82.7% | 496 |
| 12 | KIRBY EADES GALE BAKER | 586 | 1.5% | 91.0% | 533 |
| 13 | FASKEN MARTINEAU DUMOULIN LLP | 546 | 1.4% | 84.6% | 462 |
| 14 | no agent | 491 | 1.3% | 15.5% | 76 |
| 15 | MBM INTELLECTUAL PROPERTY AGENCY | 489 | 1.3% | 89.2% | 436 |
| 16 | OSLER, HOSKIN & HARCOURT LLP | 468 | 1.2% | 88.9% | 416 |
| 17 | MOFFAT & CO. | 422 | 1.1% | 78.0% | 329 |
| 18 | MACRAE & CO. | 418 | 1.1% | 81.1% | 339 |
| 19 | CPST INTELLECTUAL PROPERTY INC. | 408 | 1.1% | 82.6% | 337 |
| 20 | RICHES, MCKENZIE & HERBERT LLP | 401 | 1.1% | 90.5% | 363 |
| 21 | TORYS LLP | 390 | 1.0% | 82.8% | 323 |
| 22 | HINTON, JAMES W. | 362 | 0.9% | 41.7% | 151 |
| 23 | PERRY + CURRIER | 358 | 0.9% | 83.5% | 299 |
| 24 | ITIP CANADA, INC. | 333 | 0.9% | 85.0% | 283 |
| 25 | DEETH WILLIAMS WALL LLP | 332 | 0.9% | 84.9% | 282 |
| 26 | BCF LLP | 310 | 0.8% | 78.1% | 242 |
| 27 | BENOIT & COTE INC. | 302 | 0.8% | 87.1% | 263 |
| 28 | PIASETZKI NENNIGER KVAS LLP | 281 | 0.7% | 77.2% | 217 |
| 29 | FINLAYSON & SINGLEHURST | 256 | 0.7% | 61.3% | 157 |
| 30 | CASSAN MACLEAN IP AGENCY INC. | 233 | 0.6% | 87.1% | 203 |
| 31 | ADE & COMPANY INC. | 221 | 0.6% | 48.0% | 106 |
| 32 | MILTONS IP/P.I. | 197 | 0.5% | 58.9% | 116 |
| 33 | PARLEE MCLAWS LLP | 186 | 0.5% | 76.9% | 143 |
| 34 | BENNETT JONES LLP | 178 | 0.5% | 79.2% | 141 |
| 35 | WILSON LUE LLP | 146 | 0.4% | 76.0% | 111 |
| 36 | AVENTUM IP LAW LLP | 146 | 0.4% | 84.2% | 123 |
| 37 | ROWAND LLP | 144 | 0.4% | 40.3% | 58 |
| 38 | BRION RAFFOUL | 135 | 0.4% | 82.2% | 111 |
| 39 | STIKEMAN ELLIOTT S.E.N.C.R.L.,SRL/LLP | 134 | 0.4% | 99.3% | 133 |
| 40 | INTEGRAL IP | 123 | 0.3% | 87.0% | 107 |
| 41 | BRUNET & CO. | 112 | 0.3% | 82.1% | 92 |
| 42 | CHEN, JUNYI | 109 | 0.3% | 89.9% | 98 |
| 43 | MLT AIKINS LLP | 103 | 0.3% | 60.2% | 62 |
| 44 | NELLIGAN O’BRIEN PAYNE LLP | 99 | 0.3% | 74.7% | 74 |
| 45 | CRAIG WILSON AND COMPANY | 99 | 0.3% | 91.9% | 91 |
| 46 | ALTITUDE IP | 95 | 0.2% | 90.5% | 86 |
| 47 | BROUILLETTE LEGAL INC. | 95 | 0.2% | 68.4% | 65 |
| 48 | NEXUS LAW GROUP LLP | 94 | 0.2% | 41.5% | 39 |
| 49 | BURNET, DUCKWORTH & PALMER LLP | 94 | 0.2% | 37.2% | 35 |
| 50 | MERIZZI RAMSBOTTOM & FORSTER | 93 | 0.2% | 72.0% | 67 |
Remaining agents are responsible for 3022 published applications (7.9%).
All numbers are approximate. Firms are listed as they appear on CIPO’s tombstone pages for individual patents/patent applications. Applications filed under the name of an individual agent are not included within the total for a firm. Click on a column heading to sort.