Firm Profile

Hamilton, Brook, Smith & Reynolds, P.C.


Middlesex Green
530 Virginia Road
Concord, MA 01742
United States
(978) 341.0036

Firm Details

Hamilton Brook Smith Reynolds is a leading law firm specializing in intellectual property law. We protect and defend our clients’ ideas and inventions, turning them into assets that create value, fuel growth, and secure market position. We provide the full spectrum of intellectual property services, including patents, trademarks, copyrights, trade secrets, agreements, IP litigation, and post-grant proceedings. We are known nationally and worldwide for our expertise in intellectual property law and in today’s cutting edge technology areas. The outstanding legal and technical backgrounds of our people paired with our established network of international associates, allows us to deliver exceptional and cost-effective service to solve our clients’ complex legal issues and support their strategic goals.  Our attorneys, patent agents, and technology specialists are trained in the cutting edge of the following technology areas: bioinformatics, biologics and immunotherapies, biotechnology and life sciences, business methods, chemical engineering, chemistry, clean technology, computer hardware, computer software, material sciences, mechanical engineering, medical devices, medical imaging, network infrastructure, optics, pharmaceuticals, robotics, and telecommunications.

With a history of 35 years and 40 attorneys, patent agents, and technology specialists, we have developed a broad base of clients from all over the world, including large corporations, universities and research institutions, small high technology start-up companies, independent inventors, as well as venture capitalists.

We are based in Concord, Massachusetts and Boston, Massachusetts, but our work does not stop there. Our attorneys work in many jurisdictions and work with foreign associates in other countries.


John DuPre
President and Principal

Top Listed City Awards

  • Top Listed in Concord with 7 lawyers
  • Top Listed in Concord in Patent Law with 6 lawyers


  • U.S. News - Best Lawyers® "Patent Law Tier-1" in Boston
  • U.S. News - Best Lawyers® "Patent Law Tier-1" in Boston
  • Ranked 3rd in an IAM Magazine survey of top 50 IP law firms that succeed in securing quality patents in healthcare
  • Recognized by IAM Magazine as the top patent firm in New England, and one of the top 10 in the nation, for quality of patents in the pharmaceutical, healthcare and biotechnology arts
  • IAM Magazine calls Hamilton Brook Smith Reynolds "a patent boutique of excellent standing"
  • IAM Magazine Recognizes Hamilton Brook Smith Reynolds as a Recommended Patent Law Firm
  • IAM Magazine Recognizes Hamilton Brook Smith Reynolds for Depth of Technical Expertise
  • IAM Magazine Notes Firm's "Rock-Solid Protection" of Clients' Innovations
  • LMG Life Sciences Highly Recommends Hamilton Brook Smith Reynolds
  • LMG Life Sciences Continues to Highly Recommend Firm
  • Firm Recognized as a Top Worldwide Trademark Firm / John L. DuPré Listed as a leading Trademark Practitioner
  • World Trademark Review Recognizes Hamilton Brook Smith Reynolds as a Well-Regarded Boutique
  • Firm Recognized among the "World's Leading Trademark Professionals"
  • Firm Moves Upward in Ranking with World Trademark Review and Noted for Litigation Work

About Our Clients

Our Clients are from the following Industry Areas -

  • Bioinformatics
  • Biologics and Immunotherapies
  • Biotechnology and Life Sciences
  • Business Methods
  • Chemical Engineering
  • Chemistry
  • Clean Technology
  • Computer Hardware
  • Computer Software
  • Material Sciences
  • Mechanical Engineering
  • Medical Devices
  • Medical Imaging
  • Network Infrastructure
  • Optics
  • Pharmaceuticals
  • Robotics
  • Telecommunications


John DuPré
Trademark Law
Alice Carroll
Patent Law
978.341.0036 x3239
David Brook
Patent Law
978.341.0036 x3211
Deirdre Sanders
Patent Law
978.341.0036 x3210
James Smith
Patent Law
617.607.5900 x5913
Mark Solomon
Patent Law
978.341.0036 x3435
Mary Lou Wakimura
Patent Law
978.341.0036 x3214
Tim Meagher
Patent Law
978.341.0036 x3285
Eric Balicky
Patent Law
Brian Moriarty
Patent Litigation
617.607.5900 x5960
Susan Glovsky
Patent Litigation
617.607.5900 x5995
Lawrence Cogswell
Patent Litigation

Firm Practice Areas

  • Copyright Law
  • Litigation - Intellectual Property
  • Patent Law
  • Trade Secrets Law
  • Trademark Law

Office Locations

United States

United States



Boston, MA

Seaport West

155 Seaport Boulevard

Boston, MA 02210

United States

(617) 607.5900

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Concord, MA

Middlesex Green

530 Virginia Road

Concord, MA 01742

United States

(978) 341.0036

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