Atty. Sean M. Dean

Atty. Sean M. Dean

Sean M. Dean is a lawyer practicing litigation, environmental and natural resources, life sciences & biotechnology and 4 other areas of law.

Boston Boston 22 yrs experience 22 year
Call (857) 930-7903 Book Appointment

Profile Summary

About Sean M. Dean at a glance

Sean M. Dean is an Associate based in Boston, Massachusetts, practicing at Fish & Richardson P.C.. They have 22+ years of legal experience, licensed to practice since 2004. Their practice focuses on patent, m&a, litigation, and environmental. Admitted to practice in Massachusetts registered to practice before the U.S. Patent and Trademark Office (2004). Educated at University of Michigan Law School (J.D., 2004) and Duke University (B.A. Mathematics, 1987). Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean M. Dean is a lawyer practicing litigation, environmental and natural resources, life sciences & biotechnology and 4 other areas of law
  • Sean received a B.A. degree from Duke University in 1987, and has been licensed for 22 years
  • Sean practices at Fish & Richardson P.C. in Boston, MA

Practice Areas Explained

Sean M. Dean's Areas of Practice

Each practice area below reflects the types of cases Sean M. Dean handles, with a brief overview of what that area of law covers.

Patent Law

Sean M. Dean is one of 20,749 patent attorneys indexed nationally. Browse patent attorneys in Massachusetts →

Mergers & Acquisitions

Sean M. Dean is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Massachusetts →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Sean M. Dean is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Massachusetts →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Sean M. Dean is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Massachusetts →

Jurisdictional Context

Why local counsel matters in Massachusetts

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 Boston 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 andnue, 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.

Looking for additional Massachusetts attorneys? Browse all attorneys in Boston or all attorneys in Massachusetts.

Frequently Asked

Common questions about Sean M. Dean

Where is Sean M. Dean's law office located?
Sean M. Dean's law practice is located in Boston, Massachusetts. The firm is Fish & Richardson P.C.. You can contact the office directly through this profile page.
What practice areas does Sean M. Dean handle?
Sean M. Dean focuses on patent, m&a, litigation, environmental. Each practice area listed reflects experience handling cases of that type in Massachusetts.
How long has Sean M. Dean practiced law?
Sean M. Dean has 22+ years of legal experience and has been licensed since 2004.
Where did Sean M. Dean go to law school?
Sean M. Dean earned their education at (J.D., 2004); (B.A. Mathematics, 1987).
How can I contact Sean M. Dean for a consultation?
You can contact Sean M. Dean directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Education

J.D.
University of Michigan Law School
- 2004
B.A. Mathematics
Duke University
- 1987

Bar Admissions

Massachusetts registered to practice before the U.S. Patent and Trademark Office
Admitted: 2004

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