Atty. Jonathan E. Giroux
Jonathan E. Giroux is an experienced intellectual property attorney whose practice covers patent prosecution, IP transactions, and IP litigation.
Intellectual Property & Technology & More Attorney · Serving Chicago, IL · 16+ Years Experience
Profile Summary
About Jonathan E. Giroux at a Glance
Jonathan E. Giroux is a Shareholder based in Chicago, Illinois, practicing at Greenberg Traurig, LLP. They have 16+ years of legal experience, licensed to practice since 2010. Their practice focuses on patent and ip. Admitted to practice in Michigan U.S. District Court for the Eastern District of Texas (2010) and Illinois registered to practice before U.S. Patent and Trademark Office (2011). Educated at University of Minnesota Law School (J.D., 2010) and University of Michigan (B.S.E. Electrical, 2007). Active member of Professional & Community Involvement •Member, Associate Council, Chicago Public Library Foundation •Member, American Bar Association •Member, Chicago Bar Association. Serves clients in Chicago, IL and the surrounding metropolitan area.
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About Jonathan E. Giroux
- Jonathan E. Giroux is an experienced intellectual property attorney whose practice covers patent prosecution, IP transactions, and IP litigation
- He helps clients - from Fortune 50 enterprises and multinational corporations to mid-sized companies and startups - develop and implement effective intellectual property protection strategies aligned with their business goals
- Jon has significant experience in patent prosecution for advanced technologies, including artificial intelligence, machine learning, backend computing, FinTech, electrical devices, and mechanical devices
- He manages U.S. and international patent portfolios, guiding clients through the entire patent application process
- He develops tailored patent filing strategies and seeks to ensure that the scope of protection supports each client's commercial objectives, strengthening their competitive advantage
- In his IP transactions practice, Jon represents both licensors and licensees in drafting and negotiating technology licenses across a range of industries
- He is skilled in structuring technology licensing agreements that address specific business needs, and he works to efficiently achieve mutually beneficial outcomes
- He also conducts IP due diligence for mergers and acquisitions, helping buyers and sellers evaluate and secure intellectual property assets in corporate transactions of all sizes
- Jon’s intellectual property litigation practice includes representing clients in competitor disputes and defending against non-practicing entities (NPEs or patent trolls)
- He has litigated complex cases involving technologies such as consumer electronics, linear actuators, data transmission protocols, cybersecurity, automotive safety systems, and business method patents (including electronic check routing, mass marketing, and banking transactions)
- His litigation strategies are designed to protect clients' IP rights and support their broader business interests
- Committed to understanding each client’s technology and business landscape, Jon proactively identifies IP risks and opportunities in product development, operational changes, and emerging technologies
- He provides practical, business-focused legal counsel to help clients maximize the value of their intellectual property assets
- Concentrations •Patent prosecution (AI, machine learning, FinTech, electrical and mechanical devices) •Intellectual property transactions (licensing, M&A due diligence) •IP litigation (patent infringement, competitor disputes, NPE defense) •Portfolio management (U.S. and international) •Technology Law and Innovation Strategy Recognition & Leadership Awards & Accolades •Listed, IAM magazine, 'IAM Patent 1000,' Prosecution, 2024-2025 •Listed, Leading Lawyers Network, 'Leading Lawyers,' 2026 •'Emerging Lawyers,' 2022-2025 •Listed, The Best Lawyers in America, 'Ones to Watch,' Intellectual Property Law, 2022-2025 •Listed, Super Lawyers magazine, Illinois Super Lawyers, 2026 •'Rising Stars,' 2020-2025
Practice Areas Explained
Jonathan E. Giroux's Areas of Legal Practice
Each practice area below reflects the types of cases Jonathan E. Giroux handles, with a practical overview of what that area of law involves and how it may apply to your situation in Chicago.
Patent Law in Chicago
Jonathan E. Giroux is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in Illinois →
Intellectual Property in Chicago
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Jonathan E. Giroux is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in Illinois →
Jurisdictional Context
Why Local Counsel Matters in Chicago
Practicing law in Illinois. Legal matters in Illinois are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Chicago are typically filed in the local municipal court or the appropriate Illinois state district court, depending on subject matter and amount in controversy. An attorney licensed in Illinois brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Illinois courts without local counsel or pro hac vice admission.
Chicago Courts and Legal Process
Choosing a Chicago-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Illinois attorneys? Browse all attorneys in Chicago or all attorneys in Illinois.
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Professional Profile
Why Clients in Chicago Choose Jonathan E. Giroux
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Jonathan E. Giroux's practice in the field of patent and ip.
Decade-Tested Legal Experience
Jonathan E. Giroux brings 16+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.
Multi-State Bar Admission
Licensed in Michigan U.S. District Court for the Eastern District of Texas and Illinois registered to practice before U.S. Patent and Trademark Office, Jonathan E. Giroux can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering patent and ip, Jonathan E. Giroux can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Chicago
A Chicago-based practice means Jonathan E. Giroux attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Jonathan E. Giroux Handles in Chicago
Below is a representative sample of the types of matters Jonathan E. Giroux has experience with under Illinois law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Jonathan E. Giroux directly to discuss the specifics of your situation.
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How People Find Jonathan E. Giroux Online
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Jonathan E. Giroux's Practice Areas & Specializations
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