Approximately 35565 patent applications published in 2018 (79.1% national phase, 20.8% direct filed, 0.1% divisionals).
The following table is a list of the top 50 agents by volume of patent applications published or entered national phase in Canada in 2018. 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 and 2017.
| Rank | Agent | Applications Published | Percentage of total applications | % of applications being PCT | # of applications being PCT |
|---|---|---|---|---|---|
| 1 | SMART & BIGGAR/FETHERSTONHAUGH & CO | 5622 | 15.8% | 86.9% | 4885 |
| 2 | GOWLING WLG (CANADA) LLP | 4066 | 11.4% | 80.4% | 3270 |
| 3 | BERESKIN & PARR | 2244 | 6.3% | 87.3% | 1958 |
| 4 | NORTON ROSE FULBRIGHT CANADA LLP/S.E.N.C.R.L.,S.R.L. | 2102 | 5.9% | 71.8% | 1510 |
| 5 | BORDEN LADNER GERVAIS LLP | 2074 | 5.8% | 87.2% | 1809 |
| 6 | RIDOUT & MAYBEE LLP | 1919 | 5.4% | 82.0% | 1574 |
| 7 | ROBIC | 1741 | 4.9% | 82.8% | 1441 |
| 8 | MARKS & CLERK | 1582 | 4.4% | 77.6% | 1227 |
| 9 | LAVERY, DE BILLY, LLP | 745 | 2.1% | 87.8% | 654 |
| 10 | KIRBY EADES GALE BAKER | 705 | 2.0% | 86.2% | 608 |
| 11 | no agent | 608 | 1.7% | 8.1% | 49 |
| 12 | AIRD & MCBURNEY LP | 579 | 1.6% | 84.1% | 487 |
| 13 | OYEN WIGGS GREEN & MUTALA LLP | 572 | 1.6% | 83.9% | 480 |
| 14 | OSLER, HOSKIN & HARCOURT LLP | 551 | 1.5% | 81.7% | 450 |
| 15 | RICHES, MCKENZIE & HERBERT LLP | 474 | 1.3% | 85.0% | 403 |
| 16 | MACRAE & CO. | 439 | 1.2% | 72.9% | 320 |
| 17 | DEETH WILLIAMS WALL LLP | 439 | 1.2% | 76.5% | 336 |
| 18 | MBM | 437 | 1.2% | 84.7% | 370 |
| 19 | PARLEE MCLAWS LLP | 422 | 1.2% | 86.3% | 364 |
| 20 | CRAIG WILSON AND COMPANY | 395 | 1.1% | 54.4% | 215 |
| 21 | PERRY + CURRIER | 395 | 1.1% | 76.2% | 301 |
| 22 | FINLAYSON & SINGLEHURST | 360 | 1.0% | 79.7% | 287 |
| 23 | TORYS LLP | 358 | 1.0% | 83.0% | 297 |
| 24 | BLAKE, CASSELS & GRAYDON LLP | 335 | 0.9% | 84.2% | 282 |
| 25 | MOFFAT & CO. | 321 | 0.9% | 77.3% | 248 |
| 26 | FASKEN MARTINEAU DUMOULIN LLP | 307 | 0.9% | 72.0% | 221 |
| 27 | BENOIT & COTE INC. | 290 | 0.8% | 86.9% | 252 |
| 28 | CASSAN MACLEAN IP AGENCY INC. | 264 | 0.7% | 86.4% | 228 |
| 29 | ADE & COMPANY INC. | 213 | 0.6% | 38.5% | 82 |
| 30 | BCF LLP | 208 | 0.6% | 83.2% | 173 |
| 31 | MLT AIKINS LLP | 185 | 0.5% | 63.2% | 117 |
| 32 | BENNETT JONES LLP | 178 | 0.5% | 74.2% | 132 |
| 33 | AVENTUM IP LAW LLP | 167 | 0.5% | 86.8% | 145 |
| 34 | HINTON, JAMES W. | 167 | 0.5% | 97.6% | 163 |
| 35 | PIASETZKI NENNIGER KVAS LLP | 158 | 0.4% | 67.7% | 107 |
| 36 | WILSON LUE LLP | 148 | 0.4% | 82.4% | 122 |
| 37 | HICKS INTELLECTUAL PROPERTY LAW | 123 | 0.3% | 81.3% | 100 |
| 38 | MILTONS IP/P.I. | 121 | 0.3% | 73.6% | 89 |
| 39 | INTEGRAL IP | 119 | 0.3% | 79.0% | 94 |
| 40 | OKIMAW, RICHARD D. | 115 | 0.3% | 10.4% | 12 |
| 41 | SMITHS IP | 115 | 0.3% | 76.5% | 88 |
| 42 | STIKEMAN ELLIOTT LLP | 112 | 0.3% | 95.5% | 107 |
| 43 | BRION RAFFOUL | 111 | 0.3% | 82.9% | 92 |
| 44 | HILL & SCHUMACHER | 100 | 0.3% | 72.0% | 72 |
| 45 | BROUILLETTE LEGAL INC. | 99 | 0.3% | 70.7% | 70 |
| 46 | ANGLEHART ET AL. | 86 | 0.2% | 88.4% | 76 |
| 47 | GILBERT’S LLP | 85 | 0.2% | 83.5% | 71 |
| 48 | CAMERON IP | 77 | 0.2% | 72.7% | 56 |
| 49 | BLANEY MCMURTRY LLP | 76 | 0.2% | 82.9% | 63 |
| 50 | ROWAND LLP | 74 | 0.2% | 59.5% | 44 |
Remaining agents are responsible for 2382 published applications (6.7%).
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.