Atty. Mason Carr
Mason Carr is an associate in Pierce Atwood’s Patent Practice Group. Mason focuses his practice on drafting and prosecuting patent applications for computer science and machine learning technologies.
Patent Law Attorney · Serving Portsmouth, NH
Profile Summary
About Mason Carr at a Glance
Mason Carr is a ip attorney based in Portsmouth, New Hampshire, practicing at Pierce Atwood LLP. Admitted to practice in New Hampshire, New Hampshire Bar Association. Educated at University of New Hampshire (J.D., 2021). Recognitions include Best Lawyers in America — Patent Law (2026). Serves clients in Portsmouth, NH and the surrounding metropolitan area.
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About Mason Carr
- Mason Carr is an associate in Pierce Atwood’s Patent Practice Group
- Mason focuses his practice on drafting and prosecuting patent applications for computer science and machine learning technologies
- He works on a variety of computer technologies both programmatic and directed to artificial intelligence/neural networks
- He has experience drafting and prosecuting patent applications in the following technology areas: large language models (LLMs), automatic speech recognition, natural language processing, synthetic speech generation, user experience (UX) interfaces, big data processing, and cloud computing
- Prior to joining Pierce Atwood, Mason was a summer intern for a Canada-based intellectual property firm, and a legal intern for a large company that provides automation, vacuum, and instrumentation equipment for semiconductor manufacturing, technology device manufacturing, life sciences, and others
Practice Areas Explained
Mason Carr's Areas of Legal Practice
Each practice area below reflects the types of cases Mason Carr handles, with a practical overview of what that area of law involves and how it may apply to your situation in Portsmouth.
Intellectual Property in Portsmouth
IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.
Mason Carr is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in New Hampshire →
Jurisdictional Context
Why Local Counsel Matters in Portsmouth
Practicing law in New Hampshire. Legal matters in New Hampshire are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Portsmouth are typically filed in the local municipal court or the appropriate New Hampshire state district court, depending on subject matter and amount in controversy. An attorney licensed in New Hampshire 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 New Hampshire courts without local counsel or pro hac vice admission.
Portsmouth Courts and Legal Process
Choosing a Portsmouth-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 New Hampshire attorneys? Browse all attorneys in Portsmouth or all attorneys in New Hampshire.
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Professional Profile
Why Clients in Portsmouth Choose Mason Carr
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 Mason Carr's practice in the field of ip.
Focused IP Practice
Concentrating on ip means Mason Carr's knowledge of relevant statutes, case law, and procedural nuances stays current — unlike generalist practices that spread attention across unrelated fields.
Local Presence in Portsmouth
A Portsmouth-based practice means Mason Carr 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 Mason Carr Handles in Portsmouth
Below is a representative sample of the types of matters Mason Carr has experience with under New Hampshire 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 Mason Carr directly to discuss the specifics of your situation.
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How People Find Mason Carr Online
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Mason Carr's Practice Areas & Specializations
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