Where deep science meets sharp IP strategy
FILFIL IP is a boutique intellectual property firm led by a physicist, mathematician and registered patent & trademark attorney. We turn complex innovation into protected, enforceable, commercial assets — in Canada, the United States and around the world.
Book a Consultation Explore Our ServicesScientist first. Lawyer second. Your advantage always.
Most IP firms assign your file to whoever is available. At FILFIL IP, every matter is handled directly by the principal — a published researcher and named inventor who has practiced IP law on three continents.
Deep Technical Roots
Advanced degrees in physics and mathematics, satellite radar research on RADARSAT‑2, and defence R&D innovations patented in Canada.
Global Experience
Over 20 years in IP law at top-tier Canadian firms and international practices, managing portfolios and agent networks across every major jurisdiction.
Dual Registration
Registered patent agent in Canada and the United States, registered Canadian trademark agent, and lawyer called to the Ontario Bar.
Internationally Ranked
Recognized as a patent star in the IAM Patent 1000 (2019–2026) and as a trademark expert in the WTR 1000 (2021–2026).
Complete IP counsel, from idea to enforcement
Whether you are a sole inventor, a start-up, a research institution or a multinational, we protect what you create and help you profit from it.
Patents
Patentability assessments, drafting, and prosecution in Canada, the US and worldwide — across AI, software, telecom, photonics, medical devices and more.
Learn more →Trademarks
Clearance searches, filing and prosecution through to registration, plus global brand portfolio strategy, oppositions and maintenance.
Learn more →Industrial Designs
Protection for the visual appearance of your products, from application through registration and international portfolio building.
Learn more →IP Strategy & Portfolios
IP audits, due diligence, internal IP policies and portfolio structuring that align protection with your business objectives.
Learn more →Licensing & Transactions
Negotiating and drafting licensing agreements, commercialization strategy, and leveraging IP for market penetration and revenue.
Learn more →Enforcement & Disputes
Oppositions, cancellations, infringement and validity opinions, and coordinated anti-counterfeiting across international markets.
Learn more →We speak your technology’s language
From artificial intelligence to satellite radar, our practice is grounded in real research and engineering experience — not just legal theory.
Your innovation deserves rigorous protection
Tell us what you are building. We will tell you how to protect it — clearly, efficiently and with a strategy built around your business.
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