Atty. Patrick David Duplessis
Patrick David Duplessis is a lawyer practicing intellectual property, intellectual property litigation, trademarks and 4 other areas of law. Patrick received a B.S. degree from Boston University in 2006, and has been licensed for 17 years.
Intellectual Property & More Attorney · Serving Springfield, MA · 17+ Years Experience
Profile Summary
About Patrick David Duplessis at a Glance
Patrick David Duplessis is an Associate based in Springfield, Massachusetts, practicing at O'Shea Getz P.C.. They have 17+ years of legal experience, licensed to practice since 2009. Their practice focuses on patent, trademark, business, and ip. Admitted to practice in California (2009) and Massachusetts U.S. District Court, Southern District of California U.S. District Court, District of (2010). Educated at University of San Diego School of Law (J.D., 2009) and Boston University (B.S. Biomedical, 2006). Serves clients in Springfield, MA and the surrounding metropolitan area.
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About Patrick David Duplessis
- Patrick David Duplessis is a lawyer practicing intellectual property, intellectual property litigation, trademarks and 4 other areas of law
- Patrick received a B.S. degree from Boston University in 2006, and has been licensed for 17 years
- Patrick practices at O'Shea Getz P.C. in Springfield, MA
Practice Areas Explained
Patrick David Duplessis's Areas of Legal Practice
Each practice area below reflects the types of cases Patrick David Duplessis handles, with a practical overview of what that area of law involves and how it may apply to your situation in Springfield.
Patent Law in Springfield
Patrick David Duplessis is one of 20,632 patent attorneys indexed nationally. Browse patent attorneys in Massachusetts →
Trademark Law in Springfield
Patrick David Duplessis is one of 23,086 trademark attorneys indexed nationally. Browse trademark attorneys in Massachusetts →
Business & Corporate Law in Springfield
Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.
Patrick David Duplessis is one of 497,491 business attorneys indexed nationally. Browse business attorneys in Massachusetts →
Intellectual Property in Springfield
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Patrick David Duplessis is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in Massachusetts →
Jurisdictional Context
Why Local Counsel Matters in Springfield
Practicing law in Massachusetts. Legal matters in Massachusetts are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Springfield are typically filed in the local municipal court or the appropriate Massachusetts state district court, depending on subject matter and amount in controversy. An attorney licensed in Massachusetts 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 Massachusetts courts without local counsel or pro hac vice admission.
Springfield Courts and Legal Process
Choosing a Springfield-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 Massachusetts attorneys? Browse all attorneys in Springfield or all attorneys in Massachusetts.
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Professional Profile
Why Clients in Springfield Choose Patrick David Duplessis
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 Patrick David Duplessis's practice in the field of patent, trademark, business, and ip.
Decade-Tested Legal Experience
Patrick David Duplessis brings 17+ 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 California and Massachusetts U.S. District Court, Southern District of California U.S. District Court, District of , Patrick David Duplessis can represent clients in cases that span state lines or require counsel in multiple jurisdictions.
Broad Practice Area Coverage
Covering patent, trademark, and business, Patrick David Duplessis can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Springfield
A Springfield-based practice means Patrick David Duplessis 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 Patrick David Duplessis Handles in Springfield
Below is a representative sample of the types of matters Patrick David Duplessis has experience with under Massachusetts 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 Patrick David Duplessis directly to discuss the specifics of your situation.
Search Reference
How People Find Patrick David Duplessis Online
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Patrick David Duplessis's Practice Areas & Specializations
Education & Law School Background
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