Patent Agents by volume for 2008

Approximately 40728 patent applications published in 2008 (75.4% national phase, 23.1% direct filed, 1.5% 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 2008. 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 7962 19.5% 85.5% 6811
2 GOWLING LAFLEUR HENDERSON LLP 3915 9.6% 81.5% 3189
3 NORTON ROSE CANADA S.E.N.C.R.L.,S.R.L./LLP 2848 7.0% 77.7% 2214
4 BORDEN LADNER GERVAIS LLP 2822 6.9% 80.0% 2258
5 RIDOUT & MAYBEE LLP 1864 4.6% 76.8% 1431
6 BERESKIN & PARR 1708 4.2% 77.5% 1323
7 ROBIC 1631 4.0% 85.2% 1390
8 SIM & MCBURNEY 1454 3.6% 74.3% 1080
9 KIRBY EADES GALE BAKER 1225 3.0% 79.8% 977
10 MARKS & CLERK 1196 2.9% 82.3% 984
11 GOUDREAU GAGE DUBUC 868 2.1% 67.7% 588
12 no agent 772 1.9% 6.3% 49
13 MACRAE & CO. 754 1.9% 65.1% 491
14 RICHES, MCKENZIE & HERBERT LLP 748 1.8% 71.7% 536
15 OYEN WIGGS GREEN & MUTALA LLP 599 1.5% 75.5% 452
16 MBM 577 1.4% 90.5% 522
17 FINLAYSON & SINGLEHURST 543 1.3% 60.6% 329
18 OSLER, HOSKIN & HARCOURT LLP 542 1.3% 85.2% 462
19 TORYS LLP 538 1.3% 92.4% 497
20 MCFADDEN, FINCHAM 527 1.3% 48.2% 254
21 CASSAN MACLEAN 462 1.1% 88.1% 407
22 BLAKE, CASSELS & GRAYDON LLP 453 1.1% 72.8% 330
23 CRAIG WILSON AND COMPANY 401 1.0% 33.7% 135
24 MOFFAT & CO. 366 0.9% 76.0% 278
25 DIMOCK STRATTON LLP 347 0.9% 81.6% 283
26 MCCARTHY TETRAULT LLP 288 0.7% 78.1% 225
27 BATTISON WILLIAMS DUPUIS 259 0.6% 36.7% 95
28 BCF LLP 257 0.6% 82.5% 212
29 DEETH WILLIAMS WALL LLP 229 0.6% 72.1% 165
30 PERRY + CURRIER 197 0.5% 53.3% 105
31 BENNETT JONES LLP 184 0.5% 57.1% 105
32 SHAPIRO COHEN 171 0.4% 71.9% 123
33 DENNISON ASSOCIATES 153 0.4% 41.8% 64
34 G. RONALD BELL & ASSOCIATES 143 0.4% 58.7% 84
35 FASKEN MARTINEAU DUMOULIN LLP 138 0.3% 71.0% 98
36 HEENAN BLAIKIE LLP 137 0.3% 86.1% 118
37 INTEGRAL IP 112 0.3% 78.6% 88
38 PIASETZKI & NENNIGER LLP 111 0.3% 80.2% 89
39 THOMPSON, DOUGLAS B. 108 0.3% 6.5% 7
40 FURMAN & KALLIO 107 0.3% 51.4% 55
41 MACPHERSON LESLIE & TYERMAN LLP 103 0.3% 66.0% 68
42 TEITELBAUM & MACLEAN 85 0.2% 75.3% 64
43 WANG, PETER 76 0.2% 88.2% 67
44 SMITHS IP 75 0.2% 84.0% 63
45 PERLEY-ROBERTSON, HILL & MCDOUGALL LLP 75 0.2% 66.7% 50
46 BULL, HOUSSER & TUPPER LLP 73 0.2% 78.1% 57
47 GOODWIN MCKAY 71 0.2% 26.8% 19
48 STIKEMAN ELLIOTT LLP 69 0.2% 71.0% 49
49 HILL & SCHUMACHER 65 0.2% 81.5% 53
50 FREEDMAN, GORDON 63 0.2% 100.0% 63

Remaining agents are responsible for 2257 published applications (5.5%).

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