Approximately 33594 patent applications published in 2015 (79.5% national phase, 20.4% direct filed, 0.2% 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 2015. 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 and 2014.
| Rank | Agent | Applications Published | Percentage of total applications | % of applications being PCT | # of applications being PCT |
|---|---|---|---|---|---|
| 1 | SMART & BIGGAR/FETHERSTONHAUGH & CO | 5636 | 16.8% | 86.4% | 4871 |
| 2 | GOWLING LAFLEUR HENDERSON LLP | 4156 | 12.4% | 83.2% | 3457 |
| 3 | BORDEN LADNER GERVAIS LLP | 2176 | 6.5% | 85.5% | 1860 |
| 4 | NORTON ROSE FULBRIGHT CANADA LLP/S.E.N.C.R.L.,S.R.L. | 1985 | 5.9% | 77.5% | 1538 |
| 5 | BERESKIN & PARR | 1638 | 4.9% | 86.8% | 1421 |
| 6 | RIDOUT & MAYBEE LLP | 1547 | 4.6% | 80.7% | 1249 |
| 7 | ROBIC | 1393 | 4.1% | 84.4% | 1176 |
| 8 | SIM & MCBURNEY | 1140 | 3.4% | 76.9% | 877 |
| 9 | MARKS & CLERK | 880 | 2.6% | 85.7% | 754 |
| 10 | GOUDREAU GAGE DUBUC | 797 | 2.4% | 85.9% | 685 |
| 11 | KIRBY EADES GALE BAKER | 627 | 1.9% | 86.1% | 540 |
| 12 | OSLER, HOSKIN & HARCOURT LLP | 625 | 1.9% | 75.5% | 472 |
| 13 | OYEN WIGGS GREEN & MUTALA LLP | 593 | 1.8% | 78.6% | 466 |
| 14 | no agent | 576 | 1.7% | 9.2% | 53 |
| 15 | PARLEE MCLAWS LLP | 523 | 1.6% | 92.0% | 481 |
| 16 | CRAIG WILSON AND COMPANY | 491 | 1.5% | 64.2% | 315 |
| 17 | TORYS LLP | 487 | 1.4% | 87.1% | 424 |
| 18 | MACRAE & CO. | 436 | 1.3% | 67.4% | 294 |
| 19 | MBM | 405 | 1.2% | 85.9% | 348 |
| 20 | RICHES, MCKENZIE & HERBERT LLP | 393 | 1.2% | 80.2% | 315 |
| 21 | FINLAYSON & SINGLEHURST | 360 | 1.1% | 78.3% | 282 |
| 22 | BLAKE, CASSELS & GRAYDON LLP | 351 | 1.0% | 85.5% | 300 |
| 23 | MOFFAT & CO. | 344 | 1.0% | 76.5% | 263 |
| 24 | DEETH WILLIAMS WALL LLP | 328 | 1.0% | 80.2% | 263 |
| 25 | PERRY + CURRIER | 287 | 0.9% | 73.9% | 212 |
| 26 | FASKEN MARTINEAU DUMOULIN LLP | 285 | 0.8% | 76.5% | 218 |
| 27 | CASSAN MACLEAN | 239 | 0.7% | 91.2% | 218 |
| 28 | STIKEMAN ELLIOTT LLP | 215 | 0.6% | 95.3% | 205 |
| 29 | BENOIT & COTE INC. | 211 | 0.6% | 87.7% | 185 |
| 30 | ADE & COMPANY INC. | 202 | 0.6% | 44.1% | 89 |
| 31 | DIMOCK STRATTON LLP | 199 | 0.6% | 91.5% | 182 |
| 32 | SHAPIRO COHEN LLP | 197 | 0.6% | 79.7% | 157 |
| 33 | BENNETT JONES LLP | 175 | 0.5% | 62.9% | 110 |
| 34 | PIASETZKI NENNIGER KVAS LLP | 171 | 0.5% | 62.0% | 106 |
| 35 | MACPHERSON LESLIE & TYERMAN LLP | 168 | 0.5% | 66.1% | 111 |
| 36 | BCF LLP | 118 | 0.4% | 86.4% | 102 |
| 37 | INTEGRAL IP | 117 | 0.3% | 82.1% | 96 |
| 38 | GOODWIN LAW | 113 | 0.3% | 61.1% | 69 |
| 39 | HICKS INTELLECTUAL PROPERTY LAW | 109 | 0.3% | 87.2% | 95 |
| 40 | PERLEY-ROBERTSON, HILL & MCDOUGALL LLP | 102 | 0.3% | 61.8% | 63 |
| 41 | BROUILLETTE & ASSOCIES/PARTNERS | 94 | 0.3% | 78.7% | 74 |
| 42 | BRION RAFFOUL | 93 | 0.3% | 82.8% | 77 |
| 43 | MILTONS IP/P.I. | 84 | 0.3% | 69.0% | 58 |
| 44 | ROWAND LLP | 81 | 0.2% | 42.0% | 34 |
| 45 | CAMERON IP | 81 | 0.2% | 76.5% | 62 |
| 46 | DENNISON ASSOCIATES | 80 | 0.2% | 61.2% | 49 |
| 47 | MCCARTHY TETRAULT LLP | 79 | 0.2% | 65.8% | 52 |
| 48 | HILL & SCHUMACHER | 76 | 0.2% | 78.9% | 60 |
| 49 | NELLIGAN O’BRIEN PAYNE LLP | 61 | 0.2% | 80.3% | 49 |
| 50 | REGEHR, HERBERT B. | 57 | 0.2% | 82.5% | 47 |
Remaining agents are responsible for 2013 published applications (6.0%).
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.