Approximately 34863 patent applications published in 2013 (76.2% national phase, 23.5% direct filed, 0.3% 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 2013. 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 | 6069 | 17.4% | 85.5% | 5187 |
| 2 | GOWLING LAFLEUR HENDERSON LLP | 3784 | 10.9% | 82.4% | 3117 |
| 3 | BORDEN LADNER GERVAIS LLP | 2518 | 7.2% | 85.1% | 2143 |
| 4 | NORTON ROSE CANADA S.E.N.C.R.L.,S.R.L./LLP | 2226 | 6.4% | 74.4% | 1656 |
| 5 | RIDOUT & MAYBEE LLP | 2007 | 5.8% | 69.9% | 1403 |
| 6 | BERESKIN & PARR | 1726 | 5.0% | 83.6% | 1443 |
| 7 | SIM & MCBURNEY | 1294 | 3.7% | 77.8% | 1007 |
| 8 | ROBIC | 1276 | 3.7% | 83.3% | 1063 |
| 9 | MARKS & CLERK | 1061 | 3.0% | 83.9% | 890 |
| 10 | GOUDREAU GAGE DUBUC | 769 | 2.2% | 87.0% | 669 |
| 11 | OSLER, HOSKIN & HARCOURT LLP | 700 | 2.0% | 69.3% | 485 |
| 12 | no agent | 677 | 1.9% | 6.6% | 45 |
| 13 | KIRBY EADES GALE BAKER | 675 | 1.9% | 80.6% | 544 |
| 14 | OYEN WIGGS GREEN & MUTALA LLP | 534 | 1.5% | 80.3% | 429 |
| 15 | TORYS LLP | 532 | 1.5% | 89.1% | 474 |
| 16 | RICHES, MCKENZIE & HERBERT LLP | 519 | 1.5% | 75.9% | 394 |
| 17 | MACRAE & CO. | 504 | 1.4% | 65.9% | 332 |
| 18 | CRAIG WILSON AND COMPANY | 384 | 1.1% | 24.7% | 95 |
| 19 | MBM | 372 | 1.1% | 84.1% | 313 |
| 20 | FINLAYSON & SINGLEHURST | 366 | 1.0% | 72.1% | 264 |
| 21 | BLAKE, CASSELS & GRAYDON LLP | 366 | 1.0% | 72.1% | 264 |
| 22 | MOFFAT & CO. | 334 | 1.0% | 79.3% | 265 |
| 23 | DEETH WILLIAMS WALL LLP | 306 | 0.9% | 77.8% | 238 |
| 24 | DIMOCK STRATTON LLP | 298 | 0.9% | 75.2% | 224 |
| 25 | CASSAN MACLEAN | 272 | 0.8% | 90.8% | 247 |
| 26 | ADE & COMPANY INC. | 267 | 0.8% | 37.1% | 99 |
| 27 | FASKEN MARTINEAU DUMOULIN LLP | 263 | 0.8% | 72.6% | 191 |
| 28 | PERRY + CURRIER | 253 | 0.7% | 62.1% | 157 |
| 29 | SHAPIRO COHEN | 198 | 0.6% | 69.7% | 138 |
| 30 | BENNETT JONES LLP | 166 | 0.5% | 64.5% | 107 |
| 31 | BENOIT & COTE INC. | 156 | 0.4% | 83.3% | 130 |
| 32 | MACPHERSON LESLIE & TYERMAN LLP | 155 | 0.4% | 58.1% | 90 |
| 33 | EMERY JAMIESON LLP | 122 | 0.3% | 97.5% | 119 |
| 34 | MCCARTHY TETRAULT LLP | 119 | 0.3% | 66.4% | 79 |
| 35 | HEENAN BLAIKIE LLP | 117 | 0.3% | 70.1% | 82 |
| 36 | STIKEMAN ELLIOTT LLP | 106 | 0.3% | 83.0% | 88 |
| 37 | BRION RAFFOUL | 103 | 0.3% | 71.8% | 74 |
| 38 | BCF LLP | 101 | 0.3% | 80.2% | 81 |
| 39 | ROWAND LLP | 100 | 0.3% | 34.0% | 34 |
| 40 | PIASETZKI NENNIGER KVAS LLP | 98 | 0.3% | 60.2% | 59 |
| 41 | INTEGRAL IP | 98 | 0.3% | 75.5% | 74 |
| 42 | GOODWIN MCKAY | 90 | 0.3% | 36.7% | 33 |
| 43 | WOODRUFF, NATHAN V. | 87 | 0.2% | 16.1% | 14 |
| 44 | DENNISON ASSOCIATES | 80 | 0.2% | 65.0% | 52 |
| 45 | MILTONS IP/P.I. | 79 | 0.2% | 59.5% | 47 |
| 46 | MCMILLAN LLP | 77 | 0.2% | 59.7% | 46 |
| 47 | CAMERON IP | 77 | 0.2% | 77.9% | 60 |
| 48 | BROUILLETTE & ASSOCIES/PARTNERS | 75 | 0.2% | 69.3% | 52 |
| 49 | BULL, HOUSSER & TUPPER LLP | 72 | 0.2% | 81.9% | 59 |
| 50 | EQUINOX | 66 | 0.2% | 66.7% | 44 |
Remaining agents are responsible for 2169 published applications (6.2%).
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.