Trademark Practice
We have over 25 years experience in trademark prosecution and trademark opposition, infringement and validity proceedings. We endeavour to provide excellent service in obtaining clearance and registration of our clients' trademarks. Our industry specific clients include pharmaceuticals, consumer goods, automobiles, retail, and food and beverage.
The Team
Trademark Practice

Dale Schlosser

Carol Hitchman
Recent Cases
Trademark Practice
Trademark expungement case regarding Registration Nos. TMA617,580 and TMA638,321 (TUSCANI)
Action under the new Patented Medicines (Notice of Compliance) Regulations relating to Patent Nos. 2,440,472, 2,521,885, and 2,803,922 (doxycycline)
Action under the new Patented Medicines (Notice of Compliance) Regulations relating to Patent Nos. 2,621,273 and 2,659,770 (macitentan)
Action under the new Patented Medicines (Notice of Compliance) Regulations relating to Patent No. 2,402,894 (saxagliptin)
Application for leave to appeal to the Supreme Court of Canada in a patent impeachment action relating to Patent No. 2,261,630 (infliximab)
Action under the new Patented Medicines (Notice of Compliance) Regulations relating to Patent No. 2,752,550 (pomalidomide)
Action under the new Patented Medicines (Notice of Compliance) Regulations relating to Patent No. 2,794,060 (pomalidomide)
Trademark expungement case regarding Registration No. TMA381,146 (LIMCA)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,791,171 (apixaban)
Appeal of a trademark expungement case regarding Registration Nos. TMDA22577 and UCA44562 (HORLICKS)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,461,202 (apixaban)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,344,318 and 2,743,326 (daptomycin)
Patent infringement regarding Patent No. 2,743,326 (daptomycin)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,762,013 and 2,620,380 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,709,997 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,620,380 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,667,654 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,937,365 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,631,646 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,710,014 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,710,358 (pirfenidone)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,819,967 (pirfenidone)
Interlocutory appeal in a patent impeachment action relating to Patent No. 2,261,630 (infliximab)
Trademark opposition case regarding Registration No. 1,691,811 (INSTA-LOC)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,507,002 and 2,496,780 (silodosin)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,823,159, 2,634,310 and 2,547,113 (rivaroxaban)
Motion/Application under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,540,547, 2,596,133, 2,376,596 and 2,407,556 (trastuzumab)
Action under the Trademarks Act and the Competition Act regarding Registration Nos. TMA580,557 (ENERGIZER MAX), TMA157,162 (ENERGIZER) and TMA740,338 (ENERGIZER)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,540,547, 2,596,133, 2,376,596 and 2,407,556 (trastuzumab)
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,540,547, 2,596,133, 2,376,596 and 2,407,556 (trastuzumab)
Statutory appeal in a patent impeachment case regarding Patent No. 2,261,630 (infliximab)
Interlocutory appeal in a patent impeachment action regarding Patent No. 2,261,630 (infliximab)
Appeal in a patent impeachment case regarding Patent No. 2,261,630 (infliximab)
Interlocutory appeal in a patent impeachment action regarding Patent No. 2,261,630 (infliximab)
Interlocutory appeal in a patent impeachment action regarding Patent No. 2,261,630 (infliximab)
Trademark infringement action against the owner of a s. 9 mark
CIRA domain name dispute relating to the domain name STRIPMEISTER.CA
Action under the new Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,823,159, 2,634,310 and 2,547,113 (rivaroxaban)
Trademark expungement regarding Registration Nos. TMDA22577 and UCA44562 (HORLICKS)
Application under the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,477,301, 2,688,709, 2,476,983, 2,688,694, 2,537,092, 2,687,927, 2,688,695, 2,741,575, 2,688,708, 2,687,924 and 2,741,412 (lenalidomide)
Trademark expungement regarding Registration No. TMA400474 (RED BARN)
Application under the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,415,403 (acetaminophen)
Application under the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,705,733 (acetaminophen)
Patent infringement case regarding Patent No. 2,407,556 (trastuzumab)
Patent impeachment case regarding Patent No. 2,540,547 (trastuzumab)
Patent impeachment case regarding Patent No. 2,329,829 (trastuzumab)
Patent impeachment case regarding Patent No. 2,376,596 (trastuzumab)
Patent infringement case regarding Patent No. 2,787,952 (bevacizumab) with counterclaim for infringement under the new Patented Medicines (Notice of Compliance) Regulations
Patent impeachment case regarding Patent No. 2,596,133 (trastuzumab)
Interlocutory decision in a trademark infringement action
Application under the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,366,785 and 2,476,934 (etanercept)
Appeal in a patent impeachment case regarding Patent No. 2,261,630 (infliximab)
Interlocutory appeal in a patent impeachment case regarding Patent No. 2,261,630 (infliximab)
Interlocutory appeal in a patent impeachment case regarding Patent No. 2,261,630 (infliximab)
Application under s. 18.1 of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,586,023 (sevelamer)
Patent infringement case regarding Patent Nos. 2,475,076 and 2,522,321 (Hard Wood Floor Panels and Manufacturing)
Patent infringement case regarding Patent No. 2,677,529 (Mobile Airborne Contaminant Control Chamber)
Action under the Trademarks Act and the Competition Act regarding Registration Nos. TMA580,557 (ENERGIZER MAX), 157,162 (ENERGIZER) and 740,338 (ENERGIZER)
Interlocutory appeal in a patent impeachment case regarding Patent No. 2,261,630 (infliximab)
Application under the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,261,630 (infliximab).
Application under the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,166,483, 2,186,037, 1,338,377, 2,133762, 2,170,647, 2,290,963, 2,346,988, 2,166,794, 2,139,653, 2,180,535, 2,290,531, 2,226,184 and 2,193,994 (esomeprazole)
Trademark infringement case regarding Registration No. TMA396,079 (FREEDOMWALKER)
Trademark infringement case regarding Registration No. TMA396,079 (FREEDOMWALKER)
Trademark opposition case regarding Registration No. 1,172,524 (DEMERARA)
Application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 1,340,794 and 2,031,890 (pemetrexed).
Action under section 8 of the old Patented Medicines (Notice of Compliance) Regulations regarding patent No. 2,327,285, 2,325,045, 2,297,163 and 2,134,674 (pregabalin).
Judicial review application regarding Patent No. 2,261,630 (infliximab)
Trademark infringement case regarding Registration No. TMA 624,752 (PINK)
Patent impeachement and patent infringement case regarding Patent No. 2,261,630 (infliximab).
Patent infringement case regarding Patent No. 2,355,347 (quinapril)
Patent infringement case regarding Patent No. 1,336,777 (clopidogrel).
Patent infringement case regarding Patent No. 1,336,777 (clopidogrel).
Appeal in a patent infringement case regarding Patent No. 1,340,083 (valacyclovir).
Appeal in a patent infringement case regarding Patent No. 1,340,083 (valacyclovir).
Appeal of an application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,372,576 and 2,219,475 (fenofibrate)
Appeal of an application under subsection 6(1) the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,372,576 and 2,219,475 (fenofibrate)
Appeal of an application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,487,054 (fenofibrate)
Appeal of an application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,487,054 (fenofibrate)
Appeal of an application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,487,054 (fenofibrate)
Trademark opposition case regarding Application No. 1,206,738 (DEMERARA GOLD)
Trademark expungement case regarding Registration No. TMA528,477 (MYTHOS & Design)
Action under to section 8 of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,173,457 (finasteride)
Action under to section 8 of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,267,136 and 2,325,014 (desloratadine)
Trade mark opposition case regarding Application No. 1,321,379 (HYUNDAI & Design)
Action pursuant to section 8 of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 1,340,083 (valacyclovir)
Application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,219,475 (fenofibrate)
Application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent Nos. 2,372,576 and 2,219,475 (fenofibrate)
Action under section 8 of the old Patented Medicines (Notice of Compliance) Regulations regarding multiple patents (atorvastatin)
Application under subsection 6(1) of the old Patented Medicines (Notice of Compliance) Regulations regarding Patent No. 2,487,054 (fenofibrate)
Appeal of a partial summary judgment decision regarding the ownership of Mill-Pac Black
Appeal in a patent impeachment case regarding Patent No. 2,207,045 (Kit and Process for the Manufacture of a Set of Individual Pill Containers)
Interlocutory motion in a patent impeachment case regarding Patent No. 2,207,045 (Kit and Process for the Manufacture of a Set of Individual Pill Containers)
Patent infringement case regarding Patent No. 2,207,045 (Kit and Process for the Manufacture of a Set of Individual Pill Containers)
Trademark opposition case regarding Application No. 898,649 (POPEYE'S SAILORS EXCHANGE)
Trademark opposition case regarding Application No. 801,053 (RED BOOK)
Appeal in a trademark expungement case regarding COUNTRY LIVING.
Appeal in a trademark opposition case regarding XP 2000, XP 2000 MS, XP 2000 AS, XP 2000 V, XP 2000 H, XP 2000 Z, AMERI WAY XT & DESIGN, AMERI XL 4 & DESIGN