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What We Do > Expertise > Intellectual Property
Printable Summary

Aird & McBurney LP is a leading Canadian intellectual property boutique firm with an internationally-renowned reputation. Aird & McBurney works in union with Aird & Berlis  to secure Canadian and worldwide protection and provide IP rights enforcement. Our clients benefit from the integration of agency and legal services within a single, full-service legal organization.

Full Bio

Lola A. Bartoszewicz, PhD

Patent Agent | Partner
Full Bio

Kimberly A. McManus, PhD

Patent Agent | Partner
Full Bio

Kitt Sinden, M.Sc.

Patent Agent | Partner
Full Bio

Tony Sabeta, B.Eng.

Patent Agent | Partner
Full Bio

Erica L. Lowthers, PhD

Patent Agent | Partner
Full Bio

Pia-Lauren Reece, PhD

Patent Agent | Associate
Full Bio

Peter W. McBurney, P.Eng.

Senior Advisor

Our Clients

Our clients’ interests span a wide range of industries, including fast-moving consumer goods, IT, telecoms, financial services, electronics, materials, manufacturing, life sciences, medtech, pharmaceuticals, media and aviation.

  • Startups & Scale-ups
  • Overseas attorney firms
  • Fortune 100 companies
  • Universities & TTOs
  • Venture Capitalists
  • Solo inventors
  • Hospitals
  • Research Institutions

Our Services

Our technical depth allows us to offer unparalleled services in:

  • Preparing patent applications
  • Patent filing and prosecution in Canada and worldwide
  • Prior art searching
  • Patentability, infringement and validity opinions
  • Preparing licences, assignments, security interests
  • Performing patent audits
  • Devising patent strategies and portfolio management
  • Due diligence in commercial transactions

Contacts

Lola Bartoszewicz
Short Bio

Lola is a registered patent agent in Canada and the Unites States, with a PhD in clinical biochemistry from the University of Toronto.

Full Bio

Lola A. Bartoszewicz, PhD

Patent Agent | Partner

lbartoszewicz@airdmcburney.com

T 416.865.4708 T 416.865.4708

Kimberly McManus
Short Bio

Kimberly thrives on the challenge of figuring out how best to claim, strengthen and protect her clients’ inventions in order to create a strateg...

Full Bio

Kimberly A. McManus, PhD

Patent Agent | Partner

kmcmanus@airdmcburney.com

T 416.865.4702 T 416.865.4702

Kitt Sinden
Short Bio

With an extensive science background and industry experience at a multinational pharmaceutical company, Kitt has established himself as a leading pate...

Full Bio

Kitt Sinden, M.Sc.

Patent Agent | Partner

ksinden@airdmcburney.com

T 416.865.4706 T 416.865.4706

Tony Sabeta
Short Bio

Tony represents clients in a variety of high-technology industries, and has extensive patent prosecution experience in the fields of software, hardwar...

Full Bio

Tony Sabeta, B.Eng.

Patent Agent | Partner

tsabeta@airdmcburney.com

T 416.865.7711 T 416.865.7711

Ericak Lowthers
Short Bio

Erica’s aptitude for grasping the technicalities of emerging innovations helps her draft strong patent applications for her clients, strategical...

Full Bio

Erica L. Lowthers, PhD

Patent Agent | Partner

elowthers@airdmcburney.com

T 416.865.4717 T 416.865.4717

Timothy Lowman
Short Bio

Tim Lowman is known as a client-centric, forward- thinking, detail-oriented and personable lawyer. Clients and colleagues consistently recommend him f...

Full Bio

Timothy M. Lowman

Partner

tlowman@airdberlis.com

T 416.865.7715 T 416.865.7715

Grant Cansfield
Short Bio

Grant is focused on determining the most effective solutions to clients' business, licensing and intellectual property issues.

Full Bio

R. Grant Cansfield

Partner

gcansfield@airdberlis.com

T 416.865.7741 T 416.865.7741

Ken Clark
Short Bio

Ken is driven to help his clients resolve their problems, particularly the ones for which it seems there is no answer. 

Full Bio

Ken Clark

Partner

kclark@airdberlis.com

T 416.865.4736 T 416.865.4736

L.E. Trent Horne
Short Bio

Trent Horne has been guiding clients to successful resolution of intellectual property disputes for 20 years. 

Full Bio

L.E. Trent Horne

Partner

thorne@airdberlis.com

T 416.865.3428 T 416.865.3428

Group Members

Paige Backman

Partner

pbackman@airdberlis.com

T 416.865.7700 T 416.865.7700

Lola A. Bartoszewicz, PhD

Patent Agent | Partner

lbartoszewicz@airdmcburney.com

T 416.865.4708 T 416.865.4708

R. Grant Cansfield

Partner

gcansfield@airdberlis.com

T 416.865.7741 T 416.865.7741

Ken Clark

Partner

kclark@airdberlis.com

T 416.865.4736 T 416.865.4736

Rose Clemente

Legal Assistant/Law Clerk

rclemente@airdberlis.com

T 416.863.1500 X2077 T 416.863.1500 X2077

Peter K. Czegledy

Partner

pczegledy@airdberlis.com

T 416.865.7749 T 416.865.7749

L.E. Trent Horne

Partner

thorne@airdberlis.com

T 416.865.3428 T 416.865.3428

Donald B. Johnston

Partner

djohnston@airdberlis.com

T 416.865.3072 T 416.865.3072

John J. Longo

Partner

jlongo@airdberlis.com

T 416.865.7785 T 416.865.7785

Timothy M. Lowman

Partner

tlowman@airdberlis.com

T 416.865.7715 T 416.865.7715

Erica L. Lowthers, PhD

Patent Agent | Partner

elowthers@airdmcburney.com

T 416.865.4717 T 416.865.4717

Marnie MacDonald

Law Clerk

memacdonald@airdberlis.com

T 416.637.7568 T 416.637.7568

Peter W. McBurney, P.Eng.

Senior Advisor

pmcburney@airdmcburney.com

T 416.863.1500 T 416.863.1500

Kimberly A. McManus, PhD

Patent Agent | Partner

kmcmanus@airdmcburney.com

T 416.865.4702 T 416.865.4702

Pia-Lauren Reece, PhD

Patent Agent | Associate

preece@airdmcburney.com

T 416.865.3061 T 416.865.3061

Jesse Rosensweet

Partner

jrosensweet@airdberlis.com

T 416.865.3063 T 416.865.3063

Tony Sabeta, B.Eng.

Patent Agent | Partner

tsabeta@airdmcburney.com

T 416.865.7711 T 416.865.7711

Kitt Sinden, M.Sc.

Patent Agent | Partner

ksinden@airdmcburney.com

T 416.865.4706 T 416.865.4706

David Takenaka

Partner

dtakenaka@airdberlis.com

T 416.865.3439 T 416.865.3439

Lawrence Veregin

Associate

lveregin@airdberlis.com

T 416.865.3073 T 416.865.3073

Donald L. West

Partner

dwest@airdberlis.com

T 416.865.7737 T 416.865.7737

We represent Fortune 100 companies in the life sciences, food and beverage, entertainment, media, sports and communications, energy and mining sectors, in addition to the electrical, mechanical, biomedical, computer engineering and software development industries. Our clients also include individuals, startups, universities, hospitals and research institutions.

Members of our IP team are involved in many industry organizations, including:

  • Advocates’ Society
  • American Intellectual Property Law Association (AIPLA)
  • Association of University Technology Managers (AUTM)
  • Canadian Society for Pharmaceutical Sciences (CSPS)
  • Canadian Society of Pharmacology and Therapeutics (CSPT)
  • Chartered Institute of Arbitrators
  • Intellectual Property Owners Association (IPO)
  • Intellectual Property Institute of Canada (IPIC)
  • International Association for the Protection of Intellectual Property (AIPPI)
  • International Federation of Intellectual Property Attorneys (FICPI)
  • International Trademark Association (INTA)
  • Licensing Executives Society (LES)
  • Life Sciences Ontario (LSO)
  • Toronto Intellectual Property Group (TIPG)

    Representative Matters

    Representative Matters Feb 06, 2015 City Water Successfully Defeats Opposition to VIRGIN WATER Trade-Mark
    Representative Matters Dec 19, 2013 Hand Sanitizer Patent Lawsuit Gets Green Light

    Recent Developments

    News Firm News Feb 16, 2021 Aird & Berlis Trademark Practice and Practitioners Recognized in 2021 WTR 1000
    News Firm News Jan 13, 2021 Tim Lowman Recognized in IAM Strategy 300 Global Leaders 2021
    Events Sep 22, 2020 The Science of Psychedelics: How Law & Science Support the Sector CPD Information: 1 Substantive Hour for Lawyers
    Publications Article Sep 09, 2020 What the Choueifaty Decision Means for Software Patents in Canada
    News Firm News Aug 27, 2020 65 Aird & Berlis Lawyers Recognized in The Best Lawyers in Canada 2021
    Publications Article Jul 17, 2020 The Canadian Intellectual Property Office’s COVID-19 Response
    News Firm News Jun 16, 2020 Aird & Berlis | Aird & McBurney Recognized in IAM Patent 1000
    News Firm News Jun 11, 2020 Aird & Berlis Lawyers Named in Lexpert Special Edition on Agribusiness and Cannabis
    Publications Article May 14, 2020 Doing Business in Canada - Spring 2020
    News Firm News May 01, 2020 Aird & Berlis Partners Recognized as IP STARS by Managing Intellectual Property
    News Firm News Apr 26, 2020 World Intellectual Property Day 2020
    News Firm News Apr 24, 2020 Aird & Berlis Recognized in 2020 Canadian Legal Lexpert Directory
    Events Feb 26, 2020 Black Tech Innovators: Finding Success Within the Industry CPD Information: 1 Hour of Equality, Diversity and Inclusion (EDI) for Lawyers
    News Firm News Feb 13, 2020 Aird & Berlis Partners Recognized in Chambers Global 2020
    Events Jan 30, 2020 Cannabis 2.0 - An Overview of Edibles, Topicals & Extracts CPD Information: 1 Substantive Hour for Lawyers

    Blog Posts

    Insights TheSpotlight Apr 08, 2021 Planet of the APIs: U.S. Supreme Court Rules Google’s Use of Java APIs in Android Is Fair Use
    Insights TheSpotlight Feb 26, 2021 The 411 on File Wrapper Estoppel in Canada
    Insights TheSpotlight Dec 14, 2020 The Swiss Shield: A Trademark Registration Is a Defence to Damages Even if Later Invalidated
    Insights StartupSource Nov 17, 2020 Aird & Berlis/Aird & McBurney Continue Sponsorship in Support of Startup Growth
    Insights TheSpotlight Sep 22, 2020 The Federal Court of Appeal Upholds $640 Million Accounting of Profits Award for Patent Infringement
    Insights TheSpotlight Aug 05, 2020 Monsanto V. Schmeiser 20 Years Later: The Answer Wasn’t Blowin’ in the Wind
    Insights TheSpotlight Jun 16, 2020 Aird & Berlis | Aird & McBurney Recognized in IAM Patent 1000
    Insights TheSpotlight Apr 30, 2020 Aird & Berlis Partners Recognized as IP STARS by Managing Intellectual Property
    Insights TheSpotlight Apr 29, 2020 Federal Court Grants Interlocutory Injunction Restraining Cease and Desist Letters
    Insights TheSpotlight Apr 09, 2020 Dark Horse Comes in Just at the Wire! A Music Copyright Analysis
    Insights TheSpotlight Apr 07, 2020 Retrograde in Taurus: Ninth Circuit Upholds Judgment That Stairway to Heaven Did Not Infringe Taurus
    Insights TheSpotlight Feb 28, 2020 The Supreme Court of Canada’s Clarifies Standard of Review for Trademark Appeals
    Insights TheSpotlight Feb 14, 2020 Aird & Berlis Trademark Practice and Practitioners Recognized in WTR 1000
    Insights TheSpotlight Oct 15, 2019 Canada’s New Patent Regime: CIPO’s Eleventh Hour Guidance
    Insights TheSpotlight Oct 09, 2019 Unwrapping File Wrapper Estoppel: Federal Court Considers Admissibility of Prosecution History Under New Section 53.1

    Related Areas of Expertise

    Corporate Transactions
    Intellectual Property Litigation
    Licensing & Technology Transfer
    Patents & Industrial Designs
    Startups & Emerging Companies
    Trademarks & Branding

    Related Industries

    Health