Patent agents by volume for 2012

Approximately 35271 patent applications published in 2012 (76.3% national phase, 23.4% 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 2012. 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 6364 18.0% 85.6% 5449
2 GOWLING LAFLEUR HENDERSON LLP 3457 9.8% 80.1% 2770
3 BORDEN LADNER GERVAIS LLP 2401 6.8% 84.4% 2026
4 NORTON ROSE CANADA S.E.N.C.R.L.,S.R.L./LLP 2113 6.0% 81.5% 1722
5 RIDOUT & MAYBEE LLP 1985 5.6% 68.5% 1360
6 BERESKIN & PARR 1670 4.7% 83.4% 1393
7 ROBIC 1380 3.9% 85.3% 1177
8 SIM & MCBURNEY 1273 3.6% 79.7% 1015
9 MARKS & CLERK 1177 3.3% 84.0% 989
10 GOUDREAU GAGE DUBUC 855 2.4% 87.4% 747
11 KIRBY EADES GALE BAKER 781 2.2% 87.7% 685
12 no agent 685 1.9% 6.6% 45
13 OYEN WIGGS GREEN & MUTALA LLP 585 1.7% 77.8% 455
14 RICHES, MCKENZIE & HERBERT LLP 584 1.7% 72.8% 425
15 CRAIG WILSON AND COMPANY 528 1.5% 26.1% 138
16 MACRAE & CO. 514 1.5% 67.9% 349
17 MBM 483 1.4% 85.1% 411
18 TORYS LLP 445 1.3% 88.3% 393
19 OSLER, HOSKIN & HARCOURT LLP 431 1.2% 83.1% 358
20 BLAKE, CASSELS & GRAYDON LLP 395 1.1% 73.9% 292
21 MCFADDEN, FINCHAM 388 1.1% 38.7% 150
22 DIMOCK STRATTON LLP 366 1.0% 74.0% 271
23 MOFFAT & CO. 336 1.0% 77.7% 261
24 FINLAYSON & SINGLEHURST 333 0.9% 69.4% 231
25 CASSAN MACLEAN 298 0.8% 93.3% 278
26 PERRY + CURRIER 262 0.7% 50.0% 131
27 DEETH WILLIAMS WALL LLP 257 0.7% 77.0% 198
28 FASKEN MARTINEAU DUMOULIN LLP 241 0.7% 76.3% 184
29 ADE & COMPANY INC. 224 0.6% 35.3% 79
30 BENNETT JONES LLP 166 0.5% 68.7% 114
31 SHAPIRO COHEN 163 0.5% 82.2% 134
32 BENOIT & COTE, ASSOCIES INC. 146 0.4% 87.7% 128
33 MACPHERSON LESLIE & TYERMAN LLP 126 0.4% 54.8% 69
34 HEENAN BLAIKIE LLP 124 0.4% 62.1% 77
35 INTEGRAL IP 122 0.3% 86.1% 105
36 PERLEY-ROBERTSON, HILL & MCDOUGALL LLP 121 0.3% 71.9% 87
37 CAMERON IP 119 0.3% 72.3% 86
38 MCCARTHY TETRAULT LLP 106 0.3% 67.9% 72
39 G. RONALD BELL & ASSOCIATES 97 0.3% 80.4% 78
40 GOODWIN MCKAY 96 0.3% 33.3% 32
41 BCF LLP 96 0.3% 83.3% 80
42 BROUILLETTE & ASSOCIES/PARTNERS 89 0.3% 67.4% 60
43 DENNISON ASSOCIATES 85 0.2% 62.4% 53
44 EQUINOX 80 0.2% 75.0% 60
45 R. WILLIAM WRAY & ASSOCIATES 78 0.2% 70.5% 55
46 HILL & SCHUMACHER 76 0.2% 81.6% 62
47 MILTONS IP/P.I. 75 0.2% 57.3% 43
48 ERICSSON CANADA PATENT GROUP 71 0.2% 100.0% 71
49 PIASETZKI NENNIGER KVAS LLP 70 0.2% 72.9% 51
50 MCMILLAN LLP 70 0.2% 62.9% 44

Remaining agents are responsible for 2284 published applications (6.5%).

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.

Canadian Intellectual Property