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Atty. Duncan A. Greenhalgh

Atty. Duncan A. Greenhalgh

Duncan A. Greenhalgh is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice and Patent Law.

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Profile Summary

About Duncan A. Greenhalgh at a glance

Duncan A. Greenhalgh is a ip attorney based in Boston, Massachusetts, practicing at Goodwin. Educated at Suffolk University (J.D., 1998). Recognitions include Lawyer of the Year — Patent Law (Boston) (2026), Best Lawyers in America — Biotechnology and Life Sciences Practice (2026), and Best Lawyers in America — Patent Law (2026). Serands clients in Boston, MA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Duncan A. Greenhalgh is a top attorney recognized by Best Lawyers in the practice area(s) of Biotechnology and Life Sciences Practice and Patent Law
  • Duncan A., who practices law in Boston, Massachusetts, has been recognized since 2017
  • This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Duncan A. is held by other top lawyers in the same geographic and legal practice area

Practice Areas Explained

Duncan A. Greenhalgh's Areas of Practice

Each practice area below reflects the types of cases Duncan A. Greenhalgh handles, with a brief overview of what that area of law covers.

Intellectual Property

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Duncan A. Greenhalgh is one of 106,079 ip attorneys indexed nationally. Browse ip 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 Duncan A. Greenhalgh

Where is Duncan A. Greenhalgh's law office located?
Duncan A. Greenhalgh's law practice is located in Boston, Massachusetts. The firm is Goodwin. You can contact the office directly through this profile page.
What practice areas does Duncan A. Greenhalgh handle?
Duncan A. Greenhalgh focuses on ip. Each practice area listed reflects experience handling cases of that type in Massachusetts.
Where did Duncan A. Greenhalgh go to law school?
Duncan A. Greenhalgh earned their education at (J.D., 1998).
How can I contact Duncan A. Greenhalgh for a consultation?
You can contact Duncan A. Greenhalgh 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.
What awards or recognition has Duncan A. Greenhalgh received?
Duncan A. Greenhalgh's notable recognition includes: Lawyer of the Year — Patent Law (Boston); Best Lawyers in America — Biotechnology and Life Sciences Practice; Best Lawyers in America — Patent Law.

Education

J.D.
Suffolk University
- 1998

Awards

Lawyer of the Year — Patent Law (Boston)
- 2026
Best Lawyers in America — Biotechnology and Life Sciences Practice
- 2026
Best Lawyers in America — Patent Law
- 2026

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