Cantor Colburn LLP

20 Church Street
22nd Floor
Hartford, Connecticut 06103-3207, United States
Phone: 860-286-2929
Fax: 860-286-0115
Areas of Practice
  • Energy & Utilities
  • Intellectual Property
  • Litigation
  • Science, Computers, & Tech
Other U.S. Locations
  • Connecticut
  • D.C.
  • Georgia
  • Michigan
  • Texas
  • Virginia
Number of Attorneys
100+ Attorneys

Practice/Organization Description

A full-service intellectual property law firm for more than 40 years, Cantor Colburn is today among the largest intellectual property (IP) firms in the nation. We are dedicated to helping a diverse group of technology-based clients optimize their IP assets.

As one of the nation’s largest and most productive full-service intellectual property law firms, our more than 100 attorneys and agents provide exceptional counsel to clients from offices in Washington, D.C., Atlanta, Houston, Hartford, and Detroit.

Acknowledged leaders in our field, we bring an unparalleled level of experience and skill to the challenge of helping our clients protect and defend their valuable intellectual properties. We proactively partner with our clients to devise targeted, timely, and cost-effective strategies and services – so that they can realize the full value of their IP assets.

Our focused approach to patent opinion, preparation, and prosecution of patent applications helps clients successfully minimize the risk of patent infringement when bringing new products to market. At the same time, our astute patent portfolio analyses and strategic patent counseling help clients develop and maintain robust patent portfolios and positions that generate increased margins and growth.

With highly specialized knowledge and in-depth understanding of clients' businesses, we support the technological innovations that are driving the world economy. Exceptionally well versed in a wide range of cutting-edge technologies, we are ideally positioned to assist clients in a broad spectrum of industries, including aerospace, mechanical engineering, pharmaceuticals, telecommunications, biotechnology, medical devices, software, and chemical engineering.

With Cantor Colburn there are no surprises. Our clients – whether Fortune 100 companies or select high tech start-ups – benefit from our commitment to adhering to agreed-upon costs, scheduling, reporting, and other engagement-specific provisions.

Our attorneys and agents are exceptionally experienced in all areas of IP law, including:



Filing and Prosecution

Strategic IP Portfolio Development and Management

Trademarks and Copyrights

Trade Secrets

Transactional, Licensing, and Technology Transfer

Design Patents

Due Diligence in IP Acquisitions


Post-Grant Proceedings at the USPTO


Patent Landscaping and Risk Analysis

Professional Associations & Memberships

Through its attorneys, the firm is represented in state, national and international patent law associations.

Honors and Awards

Ranked #10 for Patents in 2013, Intellectual Property Today, March 2014

Ranked #41 for Trademarks in 2013, Intellectual Property Today, May 2014

Nationally Ranked for Patent Litigation, Corporate Counsel, October 2013

The Legal 500 United States for Patent Prosecution, Utility and Design Patents, The Legal 500 United States 2014

Litigation Department of the Year - Intellectual Property, The Connecticut Law Tribune, May 2014

IP Stars, 2015, 2014, 2013, Managing Intellectual Property

Silver Award Best USA IP Firm: Patent Prosecution, International Legal Alliance Summit, 2013

Lex Innovatio Award for meteoric firm growth and excellence in IP law, 2013

Client Choice Award, 2013, 2015

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