Atty. Sean Patchin, Jr.
Sean Patchin’s practice includes procurement and enforcement of patent rights, with a particular focus on patent preparation and prosecution both domestically and internationally. He has experience in providing opinions and counseling, conducting due diligence, ensuring regulatory compliance, and managing intellectual property portfolios.
Intellectual Property & Technology & More Attorney · Serving Chicago, IL · 6+ Years Experience
Profile Summary
About Sean Patchin, Jr. at a Glance
Sean Patchin, Jr. is an Associate based in Chicago, Illinois, practicing at Greenberg Traurig, LLP. They have 6+ years of legal experience, licensed to practice since 2020. Their practice focuses on patent and ip. Admitted to practice in Ohio U.S. Patent and Trademark Office (2020) and Illinois (2021). Educated at The Ohio State University Moritz College of Law (J.D., 2020) and Assistant Articles Editor, Technology Law Journal University of Wisconsin-Madison (B.S. Computer, 2016). Serves clients in Chicago, IL and the surrounding metropolitan area.
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About Sean Patchin, Jr.
- Sean Patchin’s practice includes procurement and enforcement of patent rights, with a particular focus on patent preparation and prosecution both domestically and internationally
- He has experience in providing opinions and counseling, conducting due diligence, ensuring regulatory compliance, and managing intellectual property portfolios
- Sean works with a range of clients, from Fortune 100 companies to universities and individual inventors
- He has experience in numerous technology areas, including computer networks, cybersecurity, machine learning, augmented and virtual reality, speech and natural language processing, electronic gaming, cloud computing, autonomous vehicles, robotics, and payment processing systems
- Concentrations • Patent prosecution • Patent litigation • Portfolio due diligence Experience Previous Experience • Software Engineer, Great Lakes Bioenergy Research Center, 2016-2017 Internships • Extern, Hon. Edmund Sargus, Jr., U.S
- District Court for the Southern District of Ohio, 2019 • Legal Intern, The Ohio State University Technology Commercialization Office, 2018
Practice Areas Explained
Sean Patchin, Jr.'s Areas of Legal Practice
Each practice area below reflects the types of cases Sean Patchin, Jr. 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
Sean Patchin, Jr. 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.
Sean Patchin, Jr. 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 Sean Patchin, Jr.
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 Sean Patchin, Jr.'s practice in the field of patent and ip.
6+ Years of Legal Practice
With 6 years in the profession, Sean Patchin, Jr. has developed the procedural fluency and courtroom instincts that come from handling real cases under real deadlines.
Multi-State Bar Admission
Licensed in Ohio U.S. Patent and Trademark Office and Illinois, Sean Patchin, Jr. can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering patent and ip, Sean Patchin, Jr. 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 Sean Patchin, Jr. 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 Sean Patchin, Jr. Handles in Chicago
Below is a representative sample of the types of matters Sean Patchin, Jr. 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 Sean Patchin, Jr. directly to discuss the specifics of your situation.
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Sean Patchin, Jr.'s Practice Areas & Specializations
Education & Law School Background
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