Professionals
Practice Areas
- Energy Storage, Batteries, and Materials Practice
- Patents
- Utility, Design, and Plant Patent Filing with the USPTO
- Foreign & PCT Patent Filing
- Product Clearance
- Patent Landscaping and Risk Analysis
- Chemical and Material Sciences Practice
- Automotive Practice
- Strategic IP Portfolio Development and Management
- Trade Secrets
- Design Patents Practice
- IP Transactional
- Licensing
- Technology Transfer
- Opinions
- Patentability Opinions
- Invalidity Opinions
- Non-infringement Opinions
- Right to Practice Opinions
Technologies
- Automotive Technology
- Electrical Engineering & Electronics
- Medical Devices
- Metallurgy & Ceramics
- Nanotechnology
- Semiconductor Devices & Processing Methods
- Energy
- Chemistry
- Polymer & Materials Science
Honors
- Pratt & Whitney: Two Eagle Awards
- Yardney Technical Products: NASA Space Act Award; SBA Tibbetts Award
Admissions
- U.S. Patent and Trademark Office, 2004
- State of Connecticut, 2008
Education
University of Connecticut School of Law, J.D., with honors, 2008
The University of Nantes, Visiting Scientist, 1994-1995
Cornell University, Ph.D., Chemistry, 1995
Cornell University, M.S., Inorganic Chemistry, 1991
Grinnell College, B.A., Chemistry, 1989

Grant M. Ehrlich, Ph.D.
Grant Ehrlich, Ph.D. supports technology-based companies in the development and implementation of effective intellectual property (IP) strategies. He has drafted and prosecuted patents and has prepared non-infringement, invalidity, and freedom-to-operate opinions in fields spanning batteries, fuel cells, thermoelectrics, displays, sensors, medical devices, metallurgy, magnetic and magnetocaloric materials, ceramics, water treatment, heating systems, lubricants, detergents, coatings, and phosphors. Grant has contributed to multiple IPR petitions directed to lithium-ion battery technology. In addition, Grant has significant licensing experience and has prepared and negotiated domestic and international patent license agreements, technology transfer agreements, and material transfer agreements. Grant's counsel is informed by his engineering experience at Pratt & Whitney in the Systems Design and Component Integration (SD&CI) Group, at UTC Fuel Cells where he led an electrode development team, his scientific experience at Yardney Technical Products where he led a lithium-ion battery technology development effort, and his Ph.D. in chemistry. He also has litigation experience as an expert in batteries, electrochemistry, and materials characterization.
Experience Highlights
Partner, Cantor Colburn LLP, 2017-present
Counsel, Cantor Colburn LLP, 2016
Associate, Cantor Colburn LLP, 2008-2015
Patent Agent, Cantor Colburn LLP, 2007-2008
Program Manager, Pratt & Whitney, 2004-2007
Project Leader, UTC Fuel Cells, 2000 – 2004
Research Scientist, Yardney Technical Products, Engineering, 1995-2000
News
- The Patent LawyerJuly/August 2022
"US Parameters of Export Control when Patenting Dual-Use Technologies," appears in the July/August 2022 Issue of The Patent Lawyer, by Grant Ehrlich, Ph.D.
- IP Law360May 19, 2022
IP Law360 published the expert analysis article, "Export Compliance Tips For Patenting Dual-Use Tech," on May 19, 2022, written by Cantor Colburn attorneys Grant Ehrlich, Ph.D., Esq. and Maggie Russell, Esq.
- September 9, 2019
Cantor Colburn is proud to be a returning Silver Sponsor of the New England Parkinson’s Ride, held on September 7, 2019, in Old Orchard Beach, Maine. This year more than 1,300 riders raised more than one million dollars. Team Cantor Colburn included Grant Ehrlich, Jim Wimpe, Jared Howenstine, Sandra Shaner and Nancy Folsom.
- May 10, 2019
Cantor Colburn partner Grant M. Ehrlich, Ph.D., Esq. is the co-author of a chapter in the 5th edition of Linden’s Handbook of Batteries, published on May 10, 2019. This is the third edition of the Handbook that Dr. Ehrlich has contributed to, having compiled the works of thousands of scientific studies to write an up-to-date chapter on lithium-ion batteries.
- September 8, 2018
Cantor Colburn is proud to be a Silver Sponsor of the New England Parkinson’s Ride on September 8, 2018, in Old Orchard Beach, Maine, at which cyclists ride up to 100 miles to raise awareness and funds for Parkinson's research. This is Cantor Colburn's third consecutive year sending a team of cyclists and sponsoring the event.
- Legal 500 USA 2018June 4, 2018
Cantor Colburn LLP has been recommended as a Leading Firm by the Legal 500 United States 2018 in Intellectual Property for Patents: prosecution (including re-examination and post-grant proceedings). This is the ninth consecutive year that Cantor Colburn has been recognized for this highly selective honor.
- September 9, 2017
Cantor Colburn sponsored Team Cantor Colburn at the New England Parkinson’s Ride on September 9, 2017, in Old Orchard Beach, Maine, at which cyclists ride up to 100 miles to raise awareness and funds for Parkinson's research. Team Cantor Colburn raised more than $13,000.
- June 15, 2017
Cantor Colburn partner Grant M. Ehrlich, Ph.D. has been elected the 72nd president of the Connecticut Intellectual Property Law Association (CIPLA). Joining him on the executive committee as the 2017-2018 program chair is fellow partner Leslie-Anne Maxwell, Ph.D.
- Law360April 28, 2017
On April 28, 2017, new partners Grant Ehrlich, Ph.D. and Thomas Mango were cited in the article, "Law360 Names Attys Who Moved Up The Firm Ranks In Q1."
Events
- March 20, 2023Orlando, Florida
Cantor Colburn Partner Grant Ehrlich will attend the International Battery Summit 2023, from March 20-23, 2023, in Orlando, Florida. The International Battery Seminar & Exhibit is an important annual event for battery technologists from leading OEMs, cell manufacturers, pack integrators, and the entire supply chain. Grant is the Chair of the Firm's Energy Storage, Battery, and Materials Practice Group.
- December 5, 2022San Diego, California
The Advanced Automotive Battery Conference (AABC), December 5-8, 2022 in San Diego, is in its 22nd year of offering networking with chief battery technologists from leading automotive OEMs, who will share their development trends and projected battery needs, as well as their key suppliers who will present their latest offerings and roadmaps for the future. Grant Ehrlich, Ph.D., Esq. who chairs the Cantor Colburn Energy Storage, Batteries, and Materials Practice Group, will attend.
- May 29, 2022Vancouver, British Columbia
Grant Ehrlich, Ph.D., Esq., Partner and Chair of Cantor Colburn's Energy Storage, Batteries, and Materials Practice Group, will attend the 241st ECS Meeting on May 29, 2022.
- December 7, 2021San Diego and Conference
Grant Ehrlich, Ph.D., Esq. will attend the Advanced Automotive Battery Conference, December 7-9, 2021. Grant leads Cantor Colburn's Energy Storage, Batteries, and Materials Practice and works closely with the Firm's Automotive Practice.
- October 7, 2021
UConn Law alumni Nancy Kennedy, Ali Caless, and Grant Ehrlich will attend the UConn Law Intellectual Property and Technology Law Society Student-Practitioner Meet & Greet on October 7, 2021.
- March 9, 2021
Cantor Colburn Partner Grant Ehrlich will attend the virtual International Battery Summit 2021 on March 9-11, 2021, an important annual event for battery technologists from leading OEMs, cell manufacturers, pack integrators, and the entire supply chain. Grant is the Chair of the Firm's Energy Storage, Battery, and Materials Practice Group.
- July 27, 2020Virtual
Grant Ehrlich, Ph.D., Esq., will attend the International Battery Seminar, now virtual, on July 27, 2020. Grant chairs the firm's Energy Storage, Batteries, and Materials Practice Group and is a lithium-ion batteries expert.
- May 20, 2019Boston, Massachusetts
Grant Ehrlich attended a presentation by Director Iancu, hosted by the Boston Patent Law Association, on May 20, 2019 at the UMass Club in Boston.
- March 25, 2019Fort Lauderdale, Florida
Partner Grant Ehrlich, Ph.D., will attend the 2019 International Battery Seminar & Exhibit, which takes place in Fort Lauderdale, Florida, March 25-28, 2018. Grant is an expert on lithium-ion batteries, and has authored chapters in several battery reference books, in addition to many other articles on the subject.
- January 5, 2019Hawaii
The 2019 International Coalition for Energy Storage and Innovation (ICESI) and Pacific Power Source Symposium (PPSS) joint meeting will be held in Hawaii January 5-10, 2019. Partner Grant Ehrlich will moderate a panel discussion on Grid Energy Storage Systems with panelists Shirley Meng of UC San Diego, Andreas Jossen of TUM, Tobias Placke of Uni Muenster and Vincent L. Sprenkle of PNNL.
- May 13, 2018Seattle, Washington
Partner Grant E. Ehrlich, Ph.D., will attend the 233 Electrochemical Society Meeting on May 13-17, 2018 in Seattle, WA. The ECS biannual meetings are a forum for sharing the latest scientific and technical developments in electrochemistry and solid state science and technology.
- March 26, 2018Fort Lauderdale, Florida
Partner Grant Ehrlich, Ph.D., will attend the 2018 International Battery Seminar & Exhibit, which takes place in Fort Lauderdale, Florida, March 26-29, 2018. Ehrlich is an expert on lithium-ion batteries, and has authored chapters in several battery reference books, in addition to many other articles on the subject.
- January 31, 2018New Haven, Connecticut
The Connecticut Intellectual Property Law Association (CIPLA) presents the workshop, “How IP Motivates Investors and Helps Price Drugs” on Wednesday, January 31, 2018 at the Graduate Club in New Haven, which includes a pre-event workshop for investors, entrepreneurs and attorneys.
- October 31, 2017Arlington, Virginia
Partner Grant Ehrlich, Ph.D., will speak at the Lithium Battery Materials & Chemistries 2017 Conference, which takes place in Arlington, Virginia, October 31- November 2, 2017. Ehrlich is an expert on lithium-ion batteries, and has authored chapters in several battery reference books, in addition to many other articles on the subject.
- May 11, 2017New Haven, Connecticut
Cantor Colburn is pleased to sponsor the Connecticut Intellectual Property Law Association's Judge's Dinner on May 11, 2017.
- March 20, 2017Fort Lauderdale, Florida
Grant Ehrlich, Ph.D., Esq., attended International Battery Seminar in Fort Lauderdale, Florida in March 2017. Ehrlich, a partner in the Hartford office, is an expert on lithium-ion batteries, and has authored chapters in several battery reference books, in addition to many other articles on the subject.
- March 29, 2016New Britain, Connecticut
The Connecticut Bar Association Young Lawyers' Section presents, "Representing the Startup Venture in Connecticut," on March 29, a two-hour presentation with CLE credit available. Counsel Grant Ehrlich, Ph.D., JD and other panelists will discuss what attorneys need to know when representing a start up company in Connecticut, including the important aspects in business formation and IP that are different from traditional businesses, as startup companies are often in technological fields and involve outside investors.
- November 10, 2015Hartford, Connecticut
Cantor Colburn is proud to sponsor the Innovation Summit, presented by the Connecticut Technology Council.
- October 26, 2015New York, New York
The Licensing Executives Society (LES) Annual Meeting is on October 25-28, 2015 in New York City.
- July 21, 2015Long Beach, California
Grant Ehrlich, Ph.D., Esq., will attend 3rd Advanced Battery Outlook in Long Beach, California in July 2015. Ehrlich, an associate in the Hartford office, is an expert on lithium-ion batteries, and has authored chapters in several battery reference books, in addition to many other articles on the subject.
- November 12, 2014Wallingford, Connecticut
Cantor Colburn is the founding sponsor of the Connecticut Innovation Summit, the state's largest tech networking event, where innovative, emerging, and disruptive companies, premier service providers, and elite technology leaders meet and celebrate innovation. The event concludes with an Awards Ceremony, hosted by Co-Managing Partner Michael Cantor, which will recognize the next generation of high-growth companies in Connecticut.
- October 28, 2014Hartford, Connecticut
Cantor Colburn is sponsoring reSET’s 4th Annual Social Enterprise Awards, a celebration of Connecticut social entrepreneurs with the most viable, sustainable, market-based solutions for some of our state’s most pressing social problems.
- November 7, 2013Wallingford, Connecticut
Cantor Colburn is a platinum sponsor of the Connecticut Innovation Summit, a day-long program for executives, entrepreneurs, rising technology leaders, and investors to come together to share ideas and promote innovation. The program includes mentor meetings, a funding fair, a sales pitch competition, a poster expo, and an awards ceremony.
- October 17, 2013UCONN Institute of Materials Science, Storrs Campus, Connecticut
- Association of University Technology Managers 2013September 9, 2013Boston, Massachusetts
- Third Annual Connecticut-Israel Technology SummitJune 12, 2013The Oakdale Theatre, Wallingford, CT
Professional Affiliations
Institute of Material Sciences Board Member, University of Connecticut
American Intellectual Property Law Association
Association of University Technology Managers
American Bar Association
Intellectual Property Owners Association (IPO)
Licensing Executives Society
Connecticut Intellectual Property Law Association, President, 2017-2018
The Electrochemical Society, Member and former Chair of the New England Section
SAE, Committee G-21B on Counterfeit and Substandard Batteries
Community/Civic Involvement
Volunteer Advisor, UConn-TIP (Technology Incubation Program) Bioscience, Entrepreneurship & STEM, 2016-present
Co-Chair, 2017 Force 5 North American Championship
Organizing Chair, 2017 CT/RI Junior Lightning District Championship